3 × 19 × 31 × 3691

Prime Factor Structure

Factorization String 3 × 19 × 31 × 3691

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,451,520

Proper Divisor Sum 2,929,523

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #6521987 ← → #6522001

1 3 19 31 57 93 589 1,767 3,691 11,073 70,129 114,421 210,387 343,263 2,173,999 6,521,997

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

6,521,997 19,565,992 9,782,996 4,891,498 2,445,749 7,337,248 3,668,624 1,834,312 917,156 458,578 229,289 687,868 343,934 171,967 515,902 257,951 773,854 386,927 1,160,782 580,391 1,741,174 870,587 2,611,762 1,305,881 3,917,644 1,958,822 979,411 2,938,234 1,469,117 4,407,352 2,203,676 1,101,838 550,919 1,652,758 826,379 2,479,138 1,239,569 3,718,708 1,859,354 929,677 2,789,032 1,394,516 697,258 348,629 1,045,888 522,944 261,472 130,736 65,368 32,684 16,342 8,171 24,514 12,257 36,772 18,386 9,193 27,580 13,790 6,895

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