2 × 5 × 61 × 349

Prime Factor Structure

Factorization String 2 × 5 × 61 × 349

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 390,600

Proper Divisor Sum 177,710

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #212881 ← → #212897

1 2 5 10 61 122 305 349 610 698 1,745 3,490 21,289 42,578 106,445 212,890

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

212,890 106,445 319,336 159,668 79,834 39,917 119,752 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 67 202 101 304 152 76 38

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