7 × 13² × 13907

Prime Factor Structure

Factorization String 7 × 13^2 × 13907

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 20,361,312

Proper Divisor Sum 3,909,331

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #16451959 ← → #16451989

1 7 13 91 169 1,183 13,907 97,349 180,791 1,265,537 2,350,283 16,451,981

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

16,451,981 49,355,944 24,677,972 12,338,986 6,169,493 18,508,480 9,254,240 4,627,120 2,313,560 1,156,780 578,390 289,195 867,586 433,793 1,301,380 650,690 325,345 976,036 488,018 244,009 732,028 366,014 183,007 549,022 274,511 823,534 411,767 1,235,302 617,651 1,852,954 926,477 2,779,432 1,389,716 694,858 347,429 1,042,288 521,144 260,572 130,286 65,143 195,430 97,715 293,146 146,573 439,720 219,860 109,930 54,965 164,896 82,448 41,224 20,612 10,306 5,153 15,460 7,730 3,865 11,596 5,798 2,899

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