3 × 17 × 23 × 61

Prime Factor Structure

Factorization String 3 × 17 × 23 × 61

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 107,136

Proper Divisor Sum 35,583

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #71551 ← → #71563

1 3 17 23 51 61 69 183 391 1,037 1,173 1,403 3,111 4,209 23,851 71,553

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

71,553 214,660 107,330 53,665 160,996 80,498 40,249 120,748 60,374 30,187 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

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