3² × 571 × 4157

Prime Factor Structure

Factorization String 3^2 × 571 × 4157

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 30,918,888

Proper Divisor Sum 9,556,065

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #21362753 ← → #21362827

1 3 9 571 1,713 4,157 5,139 12,471 37,413 2,373,647 7,120,941 21,362,823

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

21,362,823 64,088,470 32,044,235 96,132,706 48,066,353 144,199,060 72,099,530 36,049,765 108,149,296 54,074,648 27,037,324 13,518,662 6,759,331 20,277,994 10,138,997 30,416,992 15,208,496 7,604,248 3,802,124 1,901,062 950,531 2,851,594 1,425,797 4,277,392 2,138,696 1,069,348 534,674 267,337 802,012 401,006 200,503 601,510 300,755 902,266 451,133 1,353,400 676,700 338,350 169,175 507,526 253,763 761,290 380,645 1,141,936 570,968 285,484 142,742 71,371 214,114 107,057 321,172 160,586 80,293 240,880 120,440 60,220 30,110 15,055 45,166 22,583

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