2 × 400009

Prime Factor Structure

Factorization String 2 × 400009

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 1,200,030

Proper Divisor Sum 400,012

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #800011 ← → #800029

1 2 400,009 800,018

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

800,018 400,009 1,200,028 600,014 300,007 900,022 450,011 1,350,034 675,017 2,025,052 1,012,526 506,263 1,518,790 759,395 2,278,186 1,139,093 3,417,280 1,708,640 854,320 427,160 213,580 106,790 53,395 160,186 80,093 240,280 120,140 60,070 30,035 90,106 45,053 135,160 67,580 33,790 16,895 50,686 25,343 76,030 38,015 114,046 57,023 171,070 85,535 256,606 128,303 384,910 192,455 577,366 288,683 866,050 433,025 1,299,076 649,538 324,769 974,308 487,154 243,577 730,732 365,366 182,683

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