13 × 51487

Prime Factor Structure

Factorization String 13 × 51487

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 720,832

Proper Divisor Sum 51,501

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #669329 ← → #669359

1 13 51,487 669,331

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

669,331 2,007,994 1,003,997 3,011,992 1,505,996 752,998 376,499 1,129,498 564,749 1,694,248 847,124 423,562 211,781 635,344 317,672 158,836 79,418 39,709 119,128 59,564 29,782 14,891 44,674 22,337 67,012 33,506 16,753 50,260 25,130 12,565 37,696 18,848 9,424 4,712 2,356 1,178 589 1,768 884 442 221 664 332 166 83 250 125 376 188 94 47 142 71 214 107 322 161 484 242 121

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