13 × 17 × 31 × 47

Prime Factor Structure

Factorization String 13 × 17 × 31 × 47

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 387,072

Proper Divisor Sum 65,075

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #321991 ← → #322001

1 13 17 31 47 221 403 527 611 799 1,457 6,851 10,387 18,941 24,769 321,997

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

321,997 965,992 482,996 241,498 120,749 362,248 181,124 90,562 45,281 135,844 67,922 33,961 101,884 50,942 25,471 76,414 38,207 114,622 57,311 171,934 85,967 257,902 128,951 386,854 193,427 580,282 290,141 870,424 435,212 217,606 108,803 326,410 163,205 489,616 244,808 122,404 61,202 30,601 91,804 45,902 22,951 68,854 34,427 103,282 51,641 154,924 77,462 38,731 116,194 58,097 174,292 87,146 43,573 130,720 65,360 32,680 16,340 8,170 4,085 12,256

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