2 × 397 × 641

Prime Factor Structure

Factorization String 2 × 397 × 641

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 766,548

Proper Divisor Sum 257,594

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #508951 ← → #508957

1 2 397 641 794 1,282 254,477 508,954

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

508,954 254,477 763,432 381,716 190,858 95,429 286,288 143,144 71,572 35,786 17,893 53,680 26,840 13,420 6,710 3,355 10,066 5,033 15,100 7,550 3,775 11,326 5,663 16,990 8,495 25,486 12,743 38,230 19,115 57,346 28,673 86,020 43,010 21,505 64,516 32,258 16,129 48,388 24,194 12,097 36,292 18,146 9,073 27,220 13,610 6,805 20,416 10,208 5,104 2,552 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238

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