5 × 13 × 137 × 443

Prime Factor Structure

Factorization String 5 × 13 × 137 × 443

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 5,146,848

Proper Divisor Sum 1,201,933

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #3944911 ← → #3944921

1 5 13 65 137 443 685 1,781 2,215 5,759 8,905 28,795 60,691 303,455 788,983 3,944,915

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

3,944,915 11,834,746 5,917,373 17,752,120 8,876,060 4,438,030 2,219,015 6,657,046 3,328,523 9,985,570 4,992,785 14,978,356 7,489,178 3,744,589 11,233,768 5,616,884 2,808,442 1,404,221 4,212,664 2,106,332 1,053,166 526,583 1,579,750 789,875 2,369,626 1,184,813 3,554,440 1,777,220 888,610 444,305 1,332,916 666,458 333,229 999,688 499,844 249,922 124,961 374,884 187,442 93,721 281,164 140,582 70,291 210,874 105,437 316,312 158,156 79,078 39,539 118,618 59,309 177,928 88,964 44,482 22,241 66,724 33,362 16,681 50,044 25,022

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