5 × 13 × 31 × 43

Prime Factor Structure

Factorization String 5 × 13 × 31 × 43

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 118,272

Proper Divisor Sum 31,627

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #86629 ← → #86677

1 5 13 31 43 65 155 215 403 559 1,333 2,015 2,795 6,665 17,329 86,645

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

86,645 259,936 129,968 64,984 32,492 16,246 8,123 24,370 12,185 36,556 18,278 9,139 27,418 13,709 41,128 20,564 10,282 5,141 15,424 7,712 3,856 1,928 964 482 241 724 362 181 544 272 136 68 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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