3² × 29 × 79

Prime Factor Structure

Factorization String 3^2 × 29 × 79

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 31,200

Proper Divisor Sum 10,581

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #20611 ← → #20627

1 3 9 29 79 87 237 261 711 2,291 6,873 20,619

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

20,619 61,858 30,929 92,788 46,394 23,197 69,592 34,796 17,398 8,699 26,098 13,049 39,148 19,574 9,787 29,362 14,681 44,044 22,022 11,011 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

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