2² × 13² × 383

Prime Factor Structure

Factorization String 2^2 × 13^2 × 383

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 491,904

Proper Divisor Sum 232,996

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #258887 ← → #258917

1 2 4 13 26 52 169 338 383 676 766 1,532 4,979 9,958 19,916 64,727 129,454 258,908

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

258,908 129,454 64,727 194,182 97,091 291,274 145,637 436,912 218,456 109,228 54,614 27,307 81,922 40,961 122,884 61,442 30,721 92,164 46,082 23,041 69,124 34,562 17,281 51,844 25,922 12,961 38,884 19,442 9,721 29,164 14,582 7,291 21,874 10,937 32,812 16,406 8,203 24,610 12,305 36,916 18,458 9,229 27,688 13,844 6,922 3,461 10,384 5,192 2,596 1,298 649 1,948 974 487 1,462 731 2,194 1,097 3,292 1,646

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