2 × 11 × 13 × 1987

Prime Factor Structure

Factorization String 2 × 11 × 13 × 1987

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,001,952

Proper Divisor Sum 433,670

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #568279 ← → #568289

1 2 11 13 22 26 143 286 1,987 3,974 21,857 25,831 43,714 51,662 284,141 568,282

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

568,282 284,141 852,424 426,212 213,106 106,553 319,660 159,830 79,915 239,746 119,873 359,620 179,810 89,905 269,716 134,858 67,429 202,288 101,144 50,572 25,286 12,643 37,930 18,965 56,896 28,448 14,224 7,112 3,556 1,778 889 2,668 1,334 667 2,002 1,001 3,004 1,502 751 2,254 1,127 3,382 1,691 5,074 2,537 7,612 3,806 1,903 5,710 2,855 8,566 4,283 12,850 6,425 19,276 9,638 4,819 14,458 7,229 21,688

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