Base 16: Cycles Sequences: Maximum Length Cycle Count

Blog: The First Pixel: Kaprekar's Constant 6174

Radix Character Encoding
0123456789ABCDEF

Color Key
OrangeFixed Pointnumber that becomes itself after one iteration
GreenFinal Numbersall numbers eventually reached, from all cycles
PurpleCycle Startiterations include entry into cycle, assuming it repeats
RedFull Cycleiterations include entire cycle, proving it repeats
BlueStart Numberssubset (optimization) of all numbers; minimal for full coverage
GrayNo Resultsany calculation that has no results

Digits # Full Cycles
(excluding zero)
Max Cycle
Length
Longest Full Cycles
(excluding zero)
(bold = exactly one cycle [excluding zero])
10 cycles--
22 cycles4 nodes2D → A5 → 4B → 69
31 cycle (fixed) 1 node 7F8
44 cycles6 nodes1FFE → E0E2 → EB32 → C774 → 7FF8 → 8688
53 cycles4 nodesA4FA6 → B3FB5 → C5F94 → B6F85
66 cycles5 nodes840EB8 → E6FF82 → D95963 → A42CB6 → A73B86
73 cycles11 nodesB71FD85 → E83FB72 → DB3FB43 → CA6F854 → B73FB85 → C63FB94 → C84FA74 → B82FC75 → D73FB83 → CA3FB54 → C85F974
88 cycles8 nodesA832CC76 → A940EB66 → E742CB82 → CA70E854 → E850EA72 → EC50EA32 → EC94A632 → C962C964
95 cycles8 nodesCA40FEB54 → FA85F9751 → EA51FDA52 → EC84FA732 → DB82FC743 → DA83FB753 → CA62FC954 → D873FB873
1020 cycles8 nodesA8732CC876 → A9410EEB66 → ED742CB822 → CBA70E8544 → E8750EA872 → EC510EEA32 → EDC94A6322 → CB962C9644
114 cycles9 nodesC9530FECA64 → FB873FB8741 → EC740FEB832 → FCB83FB7431 → EC973FB8632 → DB951FDA643 → EA963FB9652 → DB642FCB943 → DA874FA8753
1239 cycles8 nodesA87732CC8876 → A94110EEEB66 → EDD742CB8222 → CBBA70E85444 → E87750EA8872 → EC5110EEEA32 → EDDC94A63222 → CBB962C96444
134 cycles4 nodesDA9851FDA7653 → EA8541FDBA752 → EC9652FCA9632 → DC9742FCB8633
1473 cycles8 nodesA877732CC88876 → A941110EEEEB66 → EDDD742CB82222 → CBBBA70E854444 → E877750EA88872 → EC51110EEEEA32 → EDDDC94A632222 → CBBB962C964444
156 cycles15 nodesDA97541FDBA8653 → EA96541FDBA9652 → EC96542FCBA9632 → DC98642FCB97633 → DA98531FDCA7653 → EAA7541FDBA8552 → EC96552FCAA9632 → DC97542FCBA8633 → DA98641FDB97653 → EA96431FDCB9652 → ECA8642FCB97532 → DC98641FDB97633 → EAA8531FDCA7552 → ECA7552FCAA8532 → DC97552FCAA8633
16129 cycles8 nodesA8777732CC888876 → A9411110EEEEEB66 → EDDDD742CB822222 → CBBBBA70E8544444 → E8777750EA888872 → EC511110EEEEEA32 → EDDDDC94A6322222 → CBBBB962C9644444
176 cycles2 nodesDC755541FDBAAA833 → EAA86552FCAA97552
18232 cycles8 nodesA87777732CC8888876 → A94111110EEEEEEB66 → EDDDDD742CB8222222 → CBBBBBA70E85444444 → E87777750EA8888872 → EC5111110EEEEEEA32 → EDDDDDC94A63222222 → CBBBBB962C96444444
1910 cycles6 nodesECA876420FEDB987532 → FCCA86420FEDB975331 → FECA98641FDB9765311 → EEDA86431FDCB975212 → EDCBA8641FDB9754322 → ECBA87641FDB9875432
20411 cycles8 nodesA877777732CC88888876 → A941111110EEEEEEEB66 → EDDDDDD742CB82222222 → CBBBBBBA70E854444444 → E877777750EA88888872 → EC51111110EEEEEEEA32 → EDDDDDDC94A632222222 → CBBBBBB962C964444444
2120 cycles6 nodesECA8764320FEDCB987532 → FCCA986420FEDB9765331 → FECA986431FDCB9765311 → EEDA986431FDCB9765212 → EDCBA86431FDCB9754322 → ECBA987641FDB98765432
22729 cycles8 nodesA8777777732CC888888876 → A9411111110EEEEEEEEB66 → EDDDDDDD742CB822222222 → CBBBBBBBA70E8544444444 → E8777777750EA888888872 → EC511111110EEEEEEEEA32 → EDDDDDDDC94A6322222222 → CBBBBBBB962C9644444444
2327 cycles6 nodesECA87655420FEDBAA987532 → FCCA8655420FEDBAA975331 → FECA9865541FDBAA9765311 → EEDA8655431FDCBAA975212 → EDCBA865541FDBAA9754322 → ECBA8765541FDBAA9875432
241,265 cycles8 nodesA87777777732CC8888888876 → A94111111110EEEEEEEEEB66 → EDDDDDDDD742CB8222222222 → CBBBBBBBBA70E85444444444 → E87777777750EA8888888872 → EC5111111110EEEEEEEEEA32 → EDDDDDDDDC94A63222222222 → CBBBBBBBB962C96444444444
2541 cycles6 nodesECA876555420FEDBAAA987532 → FCCA86555420FEDBAAA975331 → FECA98655541FDBAAA9765311 → EEDA86555431FDCBAAA975212 → EDCBA8655541FDBAAA9754322 → ECBA87655541FDBAAA9875432
262,150 cycles8 nodesA877777777732CC88888888876 → A941111111110EEEEEEEEEEB66 → EDDDDDDDDD742CB82222222222 → CBBBBBBBBBA70E854444444444 → E877777777750EA88888888872 → EC51111111110EEEEEEEEEEA32 → EDDDDDDDDDC94A632222222222 → CBBBBBBBBB962C964444444444
2762 cycles6 nodesECA9999876420FEDB9876666532 → FCCA864333320FEDCCCCB975331 → FECA999998641FDB97666665311 → EEDA864333331FDCCCCCB975212 → EDCBA99998641FDB97666654322 → ECBA876433331FDCCCCB9875432