2 × 53 × 6421

Prime Factor Structure

Factorization String 2 × 53 × 6421

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 1,040,364

Proper Divisor Sum 359,738

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #680623 ← → #680633

1 2 53 106 6,421 12,842 340,313 680,626

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

680,626 340,313 1,020,940 510,470 255,235 765,706 382,853 1,148,560 574,280 287,140 143,570 71,785 215,356 107,678 53,839 161,518 80,759 242,278 121,139 363,418 181,709 545,128 272,564 136,282 68,141 204,424 102,212 51,106 25,553 76,660 38,330 19,165 57,496 28,748 14,374 7,187 21,562 10,781 32,344 16,172 8,086 4,043 12,130 6,065 18,196 9,098 4,549 13,648 6,824 3,412 1,706 853 2,560 1,280 640 320 160 80 40 20

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