12,771

3³ × 11 × 43

Prime Factor Structure

Factorization String 3^3 × 11 × 43

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 16

Divisor Sum (σ) 21,120

Proper Divisor Sum 8,349

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #12763 ← → #12781

1 3 9 11 27 33 43 99 129 297 387 473 1,161 1,419 4,257 12,771

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

12,771 38,314 19,157 57,472 28,736 14,368 7,184 3,592 1,796 898 449 1,348 674 337 1,012 506 253 760 380 190 95 286 143 430 215 646 323 970 485 1,456 728 364 182 91 274 137 412 206 103 310 155 466 233 700 350 175 526 263 790 395 1,186 593 1,780 890 445 1,336 668 334 167 502

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