9,945

3² × 5 × 13 × 17

Prime Factor Structure

Factorization String 3^2 × 5 × 13 × 17

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Total Divisors 24

Divisor Sum (σ) 19,656

Proper Divisor Sum 9,711

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #9941 ← → #9949

1 3 5 9 13 15 17 39 45 51 65 85 117 153 195 221 255 585 663 765 1,105 1,989 3,315 9,945

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

9,945 29,836 14,918 7,459 22,378 11,189 33,568 16,784 8,392 4,196 2,098 1,049 3,148 1,574 787 2,362 1,181 3,544 1,772 886 443 1,330 665 1,996 998 499 1,498 749 2,248 1,124 562 281 844 422 211 634 317 952 476 238 119 358 179 538 269 808 404 202 101 304 152 76 38 19 58 29 88 44 22 11

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