7 × 37² × 71

Prime Factor Structure

Factorization String 7 × 37^2 × 71

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 810,432

Proper Divisor Sum 130,039

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #680387 ← → #680399

1 7 37 71 259 497 1,369 2,627 9,583 18,389 97,199 680,393

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

680,393 2,041,180 1,020,590 510,295 1,530,886 765,443 2,296,330 1,148,165 3,444,496 1,722,248 861,124 430,562 215,281 645,844 322,922 161,461 484,384 242,192 121,096 60,548 30,274 15,137 45,412 22,706 11,353 34,060 17,030 8,515 25,546 12,773 38,320 19,160 9,580 4,790 2,395 7,186 3,593 10,780 5,390 2,695 8,086 4,043 12,130 6,065 18,196 9,098 4,549 13,648 6,824 3,412 1,706 853 2,560 1,280 640 320 160 80 40 20

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