2² × 61 × 87557

Prime Factor Structure

Factorization String 2^2 × 61 × 87557

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 38,000,172

Proper Divisor Sum 16,636,264

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #21363907 ← → #21363949

1 2 4 61 122 244 87,557 175,114 350,228 5,340,977 10,681,954 21,363,908

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

21,363,908 10,681,954 5,340,977 16,022,932 8,011,466 4,005,733 12,017,200 6,008,600 3,004,300 1,502,150 751,075 2,253,226 1,126,613 3,379,840 1,689,920 844,960 422,480 211,240 105,620 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.