3 × 7 × 137519

Prime Factor Structure

Factorization String 3 × 7 × 137519

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,400,640

Proper Divisor Sum 1,512,741

Digit Sum / Digital Root 51 (Root: 6)

Adjacent Primes #2887883 ← → #2887921

1 3 7 21 137,519 412,557 962,633 2,887,899

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

2,887,899 8,663,698 4,331,849 12,995,548 6,497,774 3,248,887 9,746,662 4,873,331 14,619,994 7,309,997 21,929,992 10,964,996 5,482,498 2,741,249 8,223,748 4,111,874 2,055,937 6,167,812 3,083,906 1,541,953 4,625,860 2,312,930 1,156,465 3,469,396 1,734,698 867,349 2,602,048 1,301,024 650,512 325,256 162,628 81,314 40,657 121,972 60,986 30,493 91,480 45,740 22,870 11,435 34,306 17,153 51,460 25,730 12,865 38,596 19,298 9,649 28,948 14,474 7,237 21,712 10,856 5,428 2,714 1,357 4,072 2,036 1,018 509

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