3² × 7 × 13 × 17

Prime Factor Structure

Factorization String 3^2 × 7 × 13 × 17

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 26,208

Proper Divisor Sum 12,285

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #13921 ← → #13931

1 3 7 9 13 17 21 39 51 63 91 117 119 153 221 273 357 663 819 1,071 1,547 1,989 4,641 13,923

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

13,923 41,770 20,885 62,656 31,328 15,664 7,832 3,916 1,958 979 2,938 1,469 4,408 2,204 1,102 551 1,654 827 2,482 1,241 3,724 1,862 931 2,794 1,397 4,192 2,096 1,048 524 262 131 394 197 592 296 148 74 37 112 56 28 14 7 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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