2² × 5 × 6397

Prime Factor Structure

Factorization String 2^2 × 5 × 6397

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 268,716

Proper Divisor Sum 140,776

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #127931 ← → #127951

1 2 4 5 10 20 6,397 12,794 25,588 31,985 63,970 127,940

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

127,940 63,970 31,985 95,956 47,978 23,989 71,968 35,984 17,992 8,996 4,498 2,249 6,748 3,374 1,687 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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