3 × 13 × 37 × 2557

Prime Factor Structure

Factorization String 3 × 13 × 37 × 2557

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,443,424

Proper Divisor Sum 1,753,673

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #3689723 ← → #3689753

1 3 13 37 39 111 481 1,443 2,557 7,671 33,241 94,609 99,723 283,827 1,229,917 3,689,751

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

3,689,751 11,069,254 5,534,627 16,603,882 8,301,941 24,905,824 12,452,912 6,226,456 3,113,228 1,556,614 778,307 2,334,922 1,167,461 3,502,384 1,751,192 875,596 437,798 218,899 656,698 328,349 985,048 492,524 246,262 123,131 369,394 184,697 554,092 277,046 138,523 415,570 207,785 623,356 311,678 155,839 467,518 233,759 701,278 350,639 1,051,918 525,959 1,577,878 788,939 2,366,818 1,183,409 3,550,228 1,775,114 887,557 2,662,672 1,331,336 665,668 332,834 166,417 499,252 249,626 124,813 374,440 187,220 93,610 46,805 140,416

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