3 × 7 × 79 × 157

Prime Factor Structure

Factorization String 3 × 7 × 79 × 157

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 404,480

Proper Divisor Sum 144,017

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #260461 ← → #260467

1 3 7 21 79 157 237 471 553 1,099 1,659 3,297 12,403 37,209 86,821 260,463

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

260,463 781,390 390,695 1,172,086 586,043 1,758,130 879,065 2,637,196 1,318,598 659,299 1,977,898 988,949 2,966,848 1,483,424 741,712 370,856 185,428 92,714 46,357 139,072 69,536 34,768 17,384 8,692 4,346 2,173 6,520 3,260 1,630 815 2,446 1,223 3,670 1,835 5,506 2,753 8,260 4,130 2,065 6,196 3,098 1,549 4,648 2,324 1,162 581 1,744 872 436 218 109 328 164 82 41 124 62 31 94 47

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