2³ × 5 × 15643

Prime Factor Structure

Factorization String 2^3 × 5 × 15643

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,407,960

Proper Divisor Sum 782,240

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #625699 ← → #625763

1 2 4 5 8 10 20 40 15,643 31,286 62,572 78,215 125,144 156,430 312,860 625,720

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

625,720 312,860 156,430 78,215 234,646 117,323 351,970 175,985 527,956 263,978 131,989 395,968 197,984 98,992 49,496 24,748 12,374 6,187 18,562 9,281 27,844 13,922 6,961 20,884 10,442 5,221 15,664 7,832 3,916 1,958 979 2,938 1,469 4,408 2,204 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397 4,192 2,096 1,048 524 262 131 394 197 592 296 148 74 37 112

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