2 × 15561859

Prime Factor Structure

Factorization String 2 × 15561859

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 46,685,580

Proper Divisor Sum 15,561,862

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #31123681 ← → #31123723

1 2 15,561,859 31,123,718

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

31,123,718 15,561,859 46,685,578 23,342,789 70,028,368 35,014,184 17,507,092 8,753,546 4,376,773 13,130,320 6,565,160 3,282,580 1,641,290 820,645 2,461,936 1,230,968 615,484 307,742 153,871 461,614 230,807 692,422 346,211 1,038,634 519,317 1,557,952 778,976 389,488 194,744 97,372 48,686 24,343 73,030 36,515 109,546 54,773 164,320 82,160 41,080 20,540 10,270 5,135 15,406 7,703 23,110 11,555 34,666 17,333 52,000 26,000 13,000 6,500 3,250 1,625 4,876 2,438 1,219 3,658 1,829 5,488

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