2 × 31 × 317 × 1087

Prime Factor Structure

Factorization String 2 × 31 × 317 × 1087

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 33,214,464

Proper Divisor Sum 11,850,566

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #21363887 ← → #21363899

1 2 31 62 317 634 1,087 2,174 9,827 19,654 33,697 67,394 344,579 689,158 10,681,949 21,363,898

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

21,363,898 10,681,949 32,045,848 16,022,924 8,011,462 4,005,731 12,017,194 6,008,597 18,025,792 9,012,896 4,506,448 2,253,224 1,126,612 563,306 281,653 844,960 422,480 211,240 105,620 52,810 26,405 79,216 39,608 19,804 9,902 4,951 14,854 7,427 22,282 11,141 33,424 16,712 8,356 4,178 2,089 6,268 3,134 1,567 4,702 2,351 7,054 3,527 10,582 5,291 15,874 7,937 23,812 11,906 5,953 17,860 8,930 4,465 13,396 6,698 3,349 10,048 5,024 2,512 1,256 628

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