2 × 61 × 401 × 421

Prime Factor Structure

Factorization String 2 × 61 × 401 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 31,553,784

Proper Divisor Sum 10,957,622

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #20596159 ← → #20596181

1 2 61 122 401 421 802 842 24,461 25,681 48,922 51,362 168,821 337,642 10,298,081 20,596,162

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

20,596,162 10,298,081 30,894,244 15,447,122 7,723,561 23,170,684 11,585,342 5,792,671 17,378,014 8,689,007 26,067,022 13,033,511 39,100,534 19,550,267 58,650,802 29,325,401 87,976,204 43,988,102 21,994,051 65,982,154 32,991,077 98,973,232 49,486,616 24,743,308 12,371,654 6,185,827 18,557,482 9,278,741 27,836,224 13,918,112 6,959,056 3,479,528 1,739,764 869,882 434,941 1,304,824 652,412 326,206 163,103 489,310 244,655 733,966 366,983 1,100,950 550,475 1,651,426 825,713 2,477,140 1,238,570 619,285 1,857,856 928,928 464,464 232,232 116,116 58,058 29,029 87,088 43,544 21,772

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