3² × 13 × 172009

Prime Factor Structure

Factorization String 3^2 × 13 × 172009

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 31,305,820

Proper Divisor Sum 11,180,767

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #20125051 ← → #20125057

1 3 9 13 39 117 172,009 516,027 1,548,081 2,236,117 6,708,351 20,125,053

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

20,125,053 60,375,160 30,187,580 15,093,790 7,546,895 22,640,686 11,320,343 33,961,030 16,980,515 50,941,546 25,470,773 76,412,320 38,206,160 19,103,080 9,551,540 4,775,770 2,387,885 7,163,656 3,581,828 1,790,914 895,457 2,686,372 1,343,186 671,593 2,014,780 1,007,390 503,695 1,511,086 755,543 2,266,630 1,133,315 3,399,946 1,699,973 5,099,920 2,549,960 1,274,980 637,490 318,745 956,236 478,118 239,059 717,178 358,589 1,075,768 537,884 268,942 134,471 403,414 201,707 605,122 302,561 907,684 453,842 226,921 680,764 340,382 170,191 510,574 255,287 765,862

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