257 × 2671

Prime Factor Structure

Factorization String 257 × 2671

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 689,376

Proper Divisor Sum 2,929

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #686437 ← → #686449

1 257 2,671 686,447

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

686,447 2,059,342 1,029,671 3,089,014 1,544,507 4,633,522 2,316,761 6,950,284 3,475,142 1,737,571 5,212,714 2,606,357 7,819,072 3,909,536 1,954,768 977,384 488,692 244,346 122,173 366,520 183,260 91,630 45,815 137,446 68,723 206,170 103,085 309,256 154,628 77,314 38,657 115,972 57,986 28,993 86,980 43,490 21,745 65,236 32,618 16,309 48,928 24,464 12,232 6,116 3,058 1,529 4,588 2,294 1,147 3,442 1,721 5,164 2,582 1,291 3,874 1,937 5,812 2,906 1,453 4,360

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