3⁹ × 13

Prime Factor Structure

Factorization String 3^9 × 13

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 413,336

Proper Divisor Sum 157,457

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #255877 ← → #255887

1 3 9 13 27 39 81 117 243 351 729 1,053 2,187 3,159 6,561 9,477 19,683 28,431 85,293 255,879

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

255,879 767,638 383,819 1,151,458 575,729 1,727,188 863,594 431,797 1,295,392 647,696 323,848 161,924 80,962 40,481 121,444 60,722 30,361 91,084 45,542 22,771 68,314 34,157 102,472 51,236 25,618 12,809 38,428 19,214 9,607 28,822 14,411 43,234 21,617 64,852 32,426 16,213 48,640 24,320 12,160 6,080 3,040 1,520 760 380 190 95 286 143 430 215 646 323 970 485 1,456 728 364 182 91 274

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.