2 × 11 × 31 × 1999

Prime Factor Structure

Factorization String 2 × 11 × 31 × 1999

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 2,304,000

Proper Divisor Sum 940,682

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1363309 ← → #1363321

1 2 11 22 31 62 341 682 1,999 3,998 21,989 43,978 61,969 123,938 681,659 1,363,318

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

1,363,318 681,659 2,044,978 1,022,489 3,067,468 1,533,734 766,867 2,300,602 1,150,301 3,450,904 1,725,452 862,726 431,363 1,294,090 647,045 1,941,136 970,568 485,284 242,642 121,321 363,964 181,982 90,991 272,974 136,487 409,462 204,731 614,194 307,097 921,292 460,646 230,323 690,970 345,485 1,036,456 518,228 259,114 129,557 388,672 194,336 97,168 48,584 24,292 12,146 6,073 18,220 9,110 4,555 13,666 6,833 20,500 10,250 5,125 15,376 7,688 3,844 1,922 961 2,884 1,442

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