3 × 7 × 23 × 39869

Prime Factor Structure

Factorization String 3 × 7 × 23 × 39869

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 30,620,160

Proper Divisor Sum 11,363,433

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #19256723 ← → #19256729

1 3 7 21 23 69 161 483 39,869 119,607 279,083 837,249 916,987 2,750,961 6,418,909 19,256,727

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

19,256,727 57,770,182 28,885,091 86,655,274 43,327,637 129,982,912 64,991,456 32,495,728 16,247,864 8,123,932 4,061,966 2,030,983 6,092,950 3,046,475 9,139,426 4,569,713 13,709,140 6,854,570 3,427,285 10,281,856 5,140,928 2,570,464 1,285,232 642,616 321,308 160,654 80,327 240,982 120,491 361,474 180,737 542,212 271,106 135,553 406,660 203,330 101,665 304,996 152,498 76,249 228,748 114,374 57,187 171,562 85,781 257,344 128,672 64,336 32,168 16,084 8,042 4,021 12,064 6,032 3,016 1,508 754 377 1,132 566

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