19 × 61 × 1657

Prime Factor Structure

Factorization String 19 × 61 × 1657

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,055,920

Proper Divisor Sum 135,457

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1920437 ← → #1920469

1 19 61 1,159 1,657 31,483 101,077 1,920,463

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

1,920,463 5,761,390 2,880,695 8,642,086 4,321,043 12,963,130 6,481,565 19,444,696 9,722,348 4,861,174 2,430,587 7,291,762 3,645,881 10,937,644 5,468,822 2,734,411 8,203,234 4,101,617 12,304,852 6,152,426 3,076,213 9,228,640 4,614,320 2,307,160 1,153,580 576,790 288,395 865,186 432,593 1,297,780 648,890 324,445 973,336 486,668 243,334 121,667 365,002 182,501 547,504 273,752 136,876 68,438 34,219 102,658 51,329 153,988 76,994 38,497 115,492 57,746 28,873 86,620 43,310 21,655 64,966 32,483 97,450 48,725 146,176 73,088

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