3² × 13³

Prime Factor Structure

Factorization String 3^2 × 13^3

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 30,940

Proper Divisor Sum 11,167

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #19763 ← → #19777

1 3 9 13 39 117 169 507 1,521 2,197 6,591 19,773

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

19,773 59,320 29,660 14,830 7,415 22,246 11,123 33,370 16,685 50,056 25,028 12,514 6,257 18,772 9,386 4,693 14,080 7,040 3,520 1,760 880 440 220 110 55 166 83 250 125 376 188 94 47 142 71 214 107 322 161 484 242 121 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790

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