7 × 19751

Prime Factor Structure

Factorization String 7 × 19751

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 158,016

Proper Divisor Sum 19,759

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #138251 ← → #138283

1 7 19,751 138,257

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

138,257 414,772 207,386 103,693 311,080 155,540 77,770 38,885 116,656 58,328 29,164 14,582 7,291 21,874 10,937 32,812 16,406 8,203 24,610 12,305 36,916 18,458 9,229 27,688 13,844 6,922 3,461 10,384 5,192 2,596 1,298 649 1,948 974 487 1,462 731 2,194 1,097 3,292 1,646 823 2,470 1,235 3,706 1,853 5,560 2,780 1,390 695 2,086 1,043 3,130 1,565 4,696 2,348 1,174 587 1,762 881

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