13² × 12659

Prime Factor Structure

Factorization String 13^2 × 12659

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 2,316,780

Proper Divisor Sum 177,409

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #2139367 ← → #2139373

1 13 169 12,659 164,567 2,139,371

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

2,139,371 6,418,114 3,209,057 9,627,172 4,813,586 2,406,793 7,220,380 3,610,190 1,805,095 5,415,286 2,707,643 8,122,930 4,061,465 12,184,396 6,092,198 3,046,099 9,138,298 4,569,149 13,707,448 6,853,724 3,426,862 1,713,431 5,140,294 2,570,147 7,710,442 3,855,221 11,565,664 5,782,832 2,891,416 1,445,708 722,854 361,427 1,084,282 542,141 1,626,424 813,212 406,606 203,303 609,910 304,955 914,866 457,433 1,372,300 686,150 343,075 1,029,226 514,613 1,543,840 771,920 385,960 192,980 96,490 48,245 144,736 72,368 36,184 18,092 9,046 4,523 13,570

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