2 × 7 × 23 × 21157

Prime Factor Structure

Factorization String 2 × 7 × 23 × 21157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 12,187,008

Proper Divisor Sum 5,374,454

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #6812549 ← → #6812573

1 2 7 14 23 46 161 322 21,157 42,314 148,099 296,198 486,611 973,222 3,406,277 6,812,554

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

6,812,554 3,406,277 10,218,832 5,109,416 2,554,708 1,277,354 638,677 1,916,032 958,016 479,008 239,504 119,752 59,876 29,938 14,969 44,908 22,454 11,227 33,682 16,841 50,524 25,262 12,631 37,894 18,947 56,842 28,421 85,264 42,632 21,316 10,658 5,329 15,988 7,994 3,997 11,992 5,996 2,998 1,499 4,498 2,249 6,748 3,374 1,687 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134 67 202

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