13² × 19 × 31

Prime Factor Structure

Factorization String 13^2 × 19 × 31

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 117,120

Proper Divisor Sum 17,579

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #99529 ← → #99551

1 13 19 31 169 247 403 589 3,211 5,239 7,657 99,541

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

99,541 298,624 149,312 74,656 37,328 18,664 9,332 4,666 2,333 7,000 3,500 1,750 875 2,626 1,313 3,940 1,970 985 2,956 1,478 739 2,218 1,109 3,328 1,664 832 416 208 104 52 26 13 40 20 10 5 16 8 4 2 1

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