3 × 19 × 19687

Prime Factor Structure

Factorization String 3 × 19 × 19687

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,575,040

Proper Divisor Sum 452,881

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #1122157 ← → #1122179

1 3 19 57 19,687 59,061 374,053 1,122,159

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

1,122,159 3,366,478 1,683,239 5,049,718 2,524,859 7,574,578 3,787,289 11,361,868 5,680,934 2,840,467 8,521,402 4,260,701 12,782,104 6,391,052 3,195,526 1,597,763 4,793,290 2,396,645 7,189,936 3,594,968 1,797,484 898,742 449,371 1,348,114 674,057 2,022,172 1,011,086 505,543 1,516,630 758,315 2,274,946 1,137,473 3,412,420 1,706,210 853,105 2,559,316 1,279,658 639,829 1,919,488 959,744 479,872 239,936 119,968 59,984 29,992 14,996 7,498 3,749 11,248 5,624 2,812 1,406 703 2,110 1,055 3,166 1,583 4,750 2,375 7,126

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