3 × 7 × 61 × 163

Prime Factor Structure

Factorization String 3 × 7 × 61 × 163

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 325,376

Proper Divisor Sum 116,573

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #208799 ← → #208807

1 3 7 21 61 163 183 427 489 1,141 1,281 3,423 9,943 29,829 69,601 208,803

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

208,803 626,410 313,205 939,616 469,808 234,904 117,452 58,726 29,363 88,090 44,045 132,136 66,068 33,034 16,517 49,552 24,776 12,388 6,194 3,097 9,292 4,646 2,323 6,970 3,485 10,456 5,228 2,614 1,307 3,922 1,961 5,884 2,942 1,471 4,414 2,207 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766 8,383 25,150 12,575 37,726 18,863 56,590 28,295 84,886 42,443 127,330 63,665 190,996 95,498 47,749

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