128,002

2 × 7 × 41 × 223

Prime Factor Structure

Factorization String 2 × 7 × 41 × 223

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 225,792

Proper Divisor Sum 97,790

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #127997 ← → #128021

1 2 7 14 41 82 223 287 446 574 1,561 3,122 9,143 18,286 64,001 128,002

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

128,002 64,001 192,004 96,002 48,001 144,004 72,002 36,001 108,004 54,002 27,001 81,004 40,502 20,251 60,754 30,377 91,132 45,566 22,783 68,350 34,175 102,526 51,263 153,790 76,895 230,686 115,343 346,030 173,015 519,046 259,523 778,570 389,285 1,167,856 583,928 291,964 145,982 72,991 218,974 109,487 328,462 164,231 492,694 246,347 739,042 369,521 1,108,564 554,282 277,141 831,424 415,712 207,856 103,928 51,964 25,982 12,991 38,974 19,487 58,462 29,231

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