3 × 5 × 139 × 9643

Prime Factor Structure

Factorization String 3 × 5 × 139 × 9643

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 32,403,840

Proper Divisor Sum 12,298,185

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #20105651 ← → #20105669

1 3 5 15 139 417 695 2,085 9,643 28,929 48,215 144,645 1,340,377 4,021,131 6,701,885 20,105,655

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

20,105,655 60,316,966 30,158,483 90,475,450 45,237,725 135,713,176 67,856,588 33,928,294 16,964,147 50,892,442 25,446,221 76,338,664 38,169,332 19,084,666 9,542,333 28,627,000 14,313,500 7,156,750 3,578,375 10,735,126 5,367,563 16,102,690 8,051,345 24,154,036 12,077,018 6,038,509 18,115,528 9,057,764 4,528,882 2,264,441 6,793,324 3,396,662 1,698,331 5,094,994 2,547,497 7,642,492 3,821,246 1,910,623 5,731,870 2,865,935 8,597,806 4,298,903 12,896,710 6,448,355 19,345,066 9,672,533 29,017,600 14,508,800 7,254,400 3,627,200 1,813,600 906,800 453,400 226,700 113,350 56,675 170,026 85,013 255,040 127,520

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