2 × 19973

Prime Factor Structure

Factorization String 2 × 19973

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 59,922

Proper Divisor Sum 19,976

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #39937 ← → #39953

1 2 19,973 39,946

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

39,946 19,973 59,920 29,960 14,980 7,490 3,745 11,236 5,618 2,809 8,428 4,214 2,107 6,322 3,161 9,484 4,742 2,371 7,114 3,557 10,672 5,336 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 10,844 5,422 2,711 8,134 4,067 12,202 6,101 18,304 9,152

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