2² × 5 × 31567

Prime Factor Structure

Factorization String 2^2 × 5 × 31567

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,325,856

Proper Divisor Sum 694,516

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #631339 ← → #631357

1 2 4 5 10 20 31,567 63,134 126,268 157,835 315,670 631,340

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

631,340 315,670 157,835 473,506 236,753 710,260 355,130 177,565 532,696 266,348 133,174 66,587 199,762 99,881 299,644 149,822 74,911 224,734 112,367 337,102 168,551 505,654 252,827 758,482 379,241 1,137,724 568,862 284,431 853,294 426,647 1,279,942 639,971 1,919,914 959,957 2,879,872 1,439,936 719,968 359,984 179,992 89,996 44,998 22,499 67,498 33,749 101,248 50,624 25,312 12,656 6,328 3,164 1,582 791 2,374 1,187 3,562 1,781 5,344 2,672 1,336 668

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