1,369,745

5 × 13² × 1621

Prime Factor Structure

Factorization String 5 × 13^2 × 1621

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 1,780,956

Proper Divisor Sum 411,211

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #1369733 ← → #1369747

1 5 13 65 169 845 1,621 8,105 21,073 105,365 273,949 1,369,745

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

1,369,745 4,109,236 2,054,618 1,027,309 3,081,928 1,540,964 770,482 385,241 1,155,724 577,862 288,931 866,794 433,397 1,300,192 650,096 325,048 162,524 81,262 40,631 121,894 60,947 182,842 91,421 274,264 137,132 68,566 34,283 102,850 51,425 154,276 77,138 38,569 115,708 57,854 28,927 86,782 43,391 130,174 65,087 195,262 97,631 292,894 146,447 439,342 219,671 659,014 329,507 988,522 494,261 1,482,784 741,392 370,696 185,348 92,674 46,337 139,012 69,506 34,753 104,260 52,130

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