3 × 7 × 19 × 271

Prime Factor Structure

Factorization String 3 × 7 × 19 × 271

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 174,080

Proper Divisor Sum 65,951

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #108127 ← → #108131

1 3 7 19 21 57 133 271 399 813 1,897 5,149 5,691 15,447 36,043 108,129

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

108,129 324,388 162,194 81,097 243,292 121,646 60,823 182,470 91,235 273,706 136,853 410,560 205,280 102,640 51,320 25,660 12,830 6,415 19,246 9,623 28,870 14,435 43,306 21,653 64,960 32,480 16,240 8,120 4,060 2,030 1,015 3,046 1,523 4,570 2,285 6,856 3,428 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272 136 68 34 17 52 26 13 40 20

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