13 × 49481

Prime Factor Structure

Factorization String 13 × 49481

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 692,748

Proper Divisor Sum 49,495

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #643243 ← → #643273

1 13 49,481 643,253

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

643,253 1,929,760 964,880 482,440 241,220 120,610 60,305 180,916 90,458 45,229 135,688 67,844 33,922 16,961 50,884 25,442 12,721 38,164 19,082 9,541 28,624 14,312 7,156 3,578 1,789 5,368 2,684 1,342 671 2,014 1,007 3,022 1,511 4,534 2,267 6,802 3,401 10,204 5,102 2,551 7,654 3,827 11,482 5,741 17,224 8,612 4,306 2,153 6,460 3,230 1,615 4,846 2,423 7,270 3,635 10,906 5,453 16,360 8,180 4,090

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