13 × 65521

Prime Factor Structure

Factorization String 13 × 65521

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 917,308

Proper Divisor Sum 65,535

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #851761 ← → #851797

1 13 65,521 851,773

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

851,773 2,555,320 1,277,660 638,830 319,415 958,246 479,123 1,437,370 718,685 2,156,056 1,078,028 539,014 269,507 808,522 404,261 1,212,784 606,392 303,196 151,598 75,799 227,398 113,699 341,098 170,549 511,648 255,824 127,912 63,956 31,978 15,989 47,968 23,984 11,992 5,996 2,998 1,499 4,498 2,249 6,748 3,374 1,687 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134 67 202 101 304 152

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