2² × 3 × 31 × 139

Prime Factor Structure

Factorization String 2^2 × 3 × 31 × 139

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 125,440

Proper Divisor Sum 73,732

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #51691 ← → #51713

1 2 3 4 6 12 31 62 93 124 139 186 278 372 417 556 834 1,668 4,309 8,618 12,927 17,236 25,854 51,708

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

51,708 25,854 12,927 38,782 19,391 58,174 29,087 87,262 43,631 130,894 65,447 196,342 98,171 294,514 147,257 441,772 220,886 110,443 331,330 165,665 496,996 248,498 124,249 372,748 186,374 93,187 279,562 139,781 419,344 209,672 104,836 52,418 26,209 78,628 39,314 19,657 58,972 29,486 14,743 44,230 22,115 66,346 33,173 99,520 49,760 24,880 12,440 6,220 3,110 1,555 4,666 2,333 7,000 3,500 1,750 875 2,626 1,313 3,940 1,970

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