5 × 7 × 13 × 563

Prime Factor Structure

Factorization String 5 × 7 × 13 × 563

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 379,008

Proper Divisor Sum 122,843

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #256163 ← → #256169

1 5 7 13 35 65 91 455 563 2,815 3,941 7,319 19,705 36,595 51,233 256,165

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

256,165 768,496 384,248 192,124 96,062 48,031 144,094 72,047 216,142 108,071 324,214 162,107 486,322 243,161 729,484 364,742 182,371 547,114 273,557 820,672 410,336 205,168 102,584 51,292 25,646 12,823 38,470 19,235 57,706 28,853 86,560 43,280 21,640 10,820 5,410 2,705 8,116 4,058 2,029 6,088 3,044 1,522 761 2,284 1,142 571 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272

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