13 × 71 × 311

Prime Factor Structure

Factorization String 13 × 71 × 311

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 314,496

Proper Divisor Sum 27,443

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #287047 ← → #287057

1 13 71 311 923 4,043 22,081 287,053

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

287,053 861,160 430,580 215,290 107,645 322,936 161,468 80,734 40,367 121,102 60,551 181,654 90,827 272,482 136,241 408,724 204,362 102,181 306,544 153,272 76,636 38,318 19,159 57,478 28,739 86,218 43,109 129,328 64,664 32,332 16,166 8,083 24,250 12,125 36,376 18,188 9,094 4,547 13,642 6,821 20,464 10,232 5,116 2,558 1,279 3,838 1,919 5,758 2,879 8,638 4,319 12,958 6,479 19,438 9,719 29,158 14,579 43,738 21,869 65,608

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