13 × 31² × 107

Prime Factor Structure

Factorization String 13 × 31^2 × 107

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,501,416

Proper Divisor Sum 164,665

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #1336747 ← → #1336781

1 13 31 107 403 961 1,391 3,317 12,493 43,121 102,827 1,336,751

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

1,336,751 4,010,254 2,005,127 6,015,382 3,007,691 9,023,074 4,511,537 13,534,612 6,767,306 3,383,653 10,150,960 5,075,480 2,537,740 1,268,870 634,435 1,903,306 951,653 2,854,960 1,427,480 713,740 356,870 178,435 535,306 267,653 802,960 401,480 200,740 100,370 50,185 150,556 75,278 37,639 112,918 56,459 169,378 84,689 254,068 127,034 63,517 190,552 95,276 47,638 23,819 71,458 35,729 107,188 53,594 26,797 80,392 40,196 20,098 10,049 30,148 15,074 7,537 22,612 11,306 5,653 16,960 8,480

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