3 × 19 × 71 × 4421

Prime Factor Structure

Factorization String 3 × 19 × 71 × 4421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 25,470,720

Proper Divisor Sum 7,578,933

Digit Sum / Digital Root 48 (Root: 3)

Adjacent Primes #17891767 ← → #17891807

1 3 19 57 71 213 1,349 4,047 4,421 13,263 83,999 251,997 313,891 941,673 5,963,929 17,891,787

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

17,891,787 53,675,362 26,837,681 80,513,044 40,256,522 20,128,261 60,384,784 30,192,392 15,096,196 7,548,098 3,774,049 11,322,148 5,661,074 2,830,537 8,491,612 4,245,806 2,122,903 6,368,710 3,184,355 9,553,066 4,776,533 14,329,600 7,164,800 3,582,400 1,791,200 895,600 447,800 223,900 111,950 55,975 167,926 83,963 251,890 125,945 377,836 188,918 94,459 283,378 141,689 425,068 212,534 106,267 318,802 159,401 478,204 239,102 119,551 358,654 179,327 537,982 268,991 806,974 403,487 1,210,462 605,231 1,815,694 907,847 2,723,542 1,361,771 4,085,314

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