2 × 5 × 239 × 641

Prime Factor Structure

Factorization String 2 × 5 × 239 × 641

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,773,440

Proper Divisor Sum 1,241,450

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #1531987 ← → #1531991

1 2 5 10 239 478 641 1,195 1,282 2,390 3,205 6,410 153,199 306,398 765,995 1,531,990

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

1,531,990 765,995 2,297,986 1,148,993 3,446,980 1,723,490 861,745 2,585,236 1,292,618 646,309 1,938,928 969,464 484,732 242,366 121,183 363,550 181,775 545,326 272,663 817,990 408,995 1,226,986 613,493 1,840,480 920,240 460,120 230,060 115,030 57,515 172,546 86,273 258,820 129,410 64,705 194,116 97,058 48,529 145,588 72,794 36,397 109,192 54,596 27,298 13,649 40,948 20,474 10,237 30,712 15,356 7,678 3,839 11,518 5,759 17,278 8,639 25,918 12,959 38,878 19,439 58,318

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