3 × 5 × 17 × 21379

Prime Factor Structure

Factorization String 3 × 5 × 17 × 21379

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 9,236,160

Proper Divisor Sum 3,784,515

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #5451643 ← → #5451673

1 3 5 15 17 51 85 255 21,379 64,137 106,895 320,685 363,443 1,090,329 1,817,215 5,451,645

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

5,451,645 16,354,936 8,177,468 4,088,734 2,044,367 6,133,102 3,066,551 9,199,654 4,599,827 13,799,482 6,899,741 20,699,224 10,349,612 5,174,806 2,587,403 7,762,210 3,881,105 11,643,316 5,821,658 2,910,829 8,732,488 4,366,244 2,183,122 1,091,561 3,274,684 1,637,342 818,671 2,456,014 1,228,007 3,684,022 1,842,011 5,526,034 2,763,017 8,289,052 4,144,526 2,072,263 6,216,790 3,108,395 9,325,186 4,662,593 13,987,780 6,993,890 3,496,945 10,490,836 5,245,418 2,622,709 7,868,128 3,934,064 1,967,032 983,516 491,758 245,879 737,638 368,819 1,106,458 553,229 1,659,688 829,844 414,922 207,461

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