7² × 431

Prime Factor Structure

Factorization String 7^2 × 431

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 24,624

Proper Divisor Sum 3,505

Digit Sum / Digital Root 14 (Root: 5)

Adjacent Primes #21107 ← → #21121

1 7 49 431 3,017 21,119

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

21,119 63,358 31,679 95,038 47,519 142,558 71,279 213,838 106,919 320,758 160,379 481,138 240,569 721,708 360,854 180,427 541,282 270,641 811,924 405,962 202,981 608,944 304,472 152,236 76,118 38,059 114,178 57,089 171,268 85,634 42,817 128,452 64,226 32,113 96,340 48,170 24,085 72,256 36,128 18,064 9,032 4,516 2,258 1,129 3,388 1,694 847 2,542 1,271 3,814 1,907 5,722 2,861 8,584 4,292 2,146 1,073 3,220 1,610 805

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