7 × 13² × 2621

Prime Factor Structure

Factorization String 7 × 13^2 × 2621

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 3,838,608

Proper Divisor Sum 737,965

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #3100633 ← → #3100649

1 7 13 91 169 1,183 2,621 18,347 34,073 238,511 442,949 3,100,643

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

3,100,643 9,301,930 4,650,965 13,952,896 6,976,448 3,488,224 1,744,112 872,056 436,028 218,014 109,007 327,022 163,511 490,534 245,267 735,802 367,901 1,103,704 551,852 275,926 137,963 413,890 206,945 620,836 310,418 155,209 465,628 232,814 116,407 349,222 174,611 523,834 261,917 785,752 392,876 196,438 98,219 294,658 147,329 441,988 220,994 110,497 331,492 165,746 82,873 248,620 124,310 62,155 186,466 93,233 279,700 139,850 69,925 209,776 104,888 52,444 26,222 13,111 39,334 19,667

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