2 × 251 × 257

Prime Factor Structure

Factorization String 2 × 251 × 257

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 195,048

Proper Divisor Sum 66,034

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #129011 ← → #129023

1 2 251 257 502 514 64,507 129,014

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

129,014 64,507 193,522 96,761 290,284 145,142 72,571 217,714 108,857 326,572 163,286 81,643 244,930 122,465 367,396 183,698 91,849 275,548 137,774 68,887 206,662 103,331 309,994 154,997 464,992 232,496 116,248 58,124 29,062 14,531 43,594 21,797 65,392 32,696 16,348 8,174 4,087 12,262 6,131 18,394 9,197 27,592 13,796 6,898 3,449 10,348 5,174 2,587 7,762 3,881 11,644 5,822 2,911 8,734 4,367 13,102 6,551 19,654 9,827 29,482

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