3 × 7 × 11 × 13921

Prime Factor Structure

Factorization String 3 × 7 × 11 × 13921

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,346,048

Proper Divisor Sum 2,130,297

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #3215749 ← → #3215759

1 3 7 11 21 33 77 231 13,921 41,763 97,447 153,131 292,341 459,393 1,071,917 3,215,751

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

3,215,751 9,647,254 4,823,627 14,470,882 7,235,441 21,706,324 10,853,162 5,426,581 16,279,744 8,139,872 4,069,936 2,034,968 1,017,484 508,742 254,371 763,114 381,557 1,144,672 572,336 286,168 143,084 71,542 35,771 107,314 53,657 160,972 80,486 40,243 120,730 60,365 181,096 90,548 45,274 22,637 67,912 33,956 16,978 8,489 25,468 12,734 6,367 19,102 9,551 28,654 14,327 42,982 21,491 64,474 32,237 96,712 48,356 24,178 12,089 36,268 18,134 9,067 27,202 13,601 40,804 20,402

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