680321

Prime Factor Structure

Factorization String 680321

Distinct Prime Factors 1

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 2

Divisor Sum (σ) 680,322

Proper Divisor Sum 1

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #680299 ← → #680327

1 680,321

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

680,321 2,040,964 1,020,482 510,241 1,530,724 765,362 382,681 1,148,044 574,022 287,011 861,034 430,517 1,291,552 645,776 322,888 161,444 80,722 40,361 121,084 60,542 30,271 90,814 45,407 136,222 68,111 204,334 102,167 306,502 153,251 459,754 229,877 689,632 344,816 172,408 86,204 43,102 21,551 64,654 32,327 96,982 48,491 145,474 72,737 218,212 109,106 54,553 163,660 81,830 40,915 122,746 61,373 184,120 92,060 46,030 23,015 69,046 34,523 103,570 51,785 155,356

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