31 × 22159

Prime Factor Structure

Factorization String 31 × 22159

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 709,120

Proper Divisor Sum 22,191

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #686911 ← → #686947

1 31 22,159 686,929

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

686,929 2,060,788 1,030,394 515,197 1,545,592 772,796 386,398 193,199 579,598 289,799 869,398 434,699 1,304,098 652,049 1,956,148 978,074 489,037 1,467,112 733,556 366,778 183,389 550,168 275,084 137,542 68,771 206,314 103,157 309,472 154,736 77,368 38,684 19,342 9,671 29,014 14,507 43,522 21,761 65,284 32,642 16,321 48,964 24,482 12,241 36,724 18,362 9,181 27,544 13,772 6,886 3,443 10,330 5,165 15,496 7,748 3,874 1,937 5,812 2,906 1,453 4,360

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