3 × 7 × 79 × 83

Prime Factor Structure

Factorization String 3 × 7 × 79 × 83

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 215,040

Proper Divisor Sum 77,343

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #137659 ← → #137699

1 3 7 21 79 83 237 249 553 581 1,659 1,743 6,557 19,671 45,899 137,697

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

137,697 413,092 206,546 103,273 309,820 154,910 77,455 232,366 116,183 348,550 174,275 522,826 261,413 784,240 392,120 196,060 98,030 49,015 147,046 73,523 220,570 110,285 330,856 165,428 82,714 41,357 124,072 62,036 31,018 15,509 46,528 23,264 11,632 5,816 2,908 1,454 727 2,182 1,091 3,274 1,637 4,912 2,456 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196 98 49 148

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