2 × 7 × 19 × 8231

Prime Factor Structure

Factorization String 2 × 7 × 19 × 8231

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 3,951,360

Proper Divisor Sum 1,761,914

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #2189419 ← → #2189459

1 2 7 14 19 38 133 266 8,231 16,462 57,617 115,234 156,389 312,778 1,094,723 2,189,446

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

2,189,446 1,094,723 3,284,170 1,642,085 4,926,256 2,463,128 1,231,564 615,782 307,891 923,674 461,837 1,385,512 692,756 346,378 173,189 519,568 259,784 129,892 64,946 32,473 97,420 48,710 24,355 73,066 36,533 109,600 54,800 27,400 13,700 6,850 3,425 10,276 5,138 2,569 7,708 3,854 1,927 5,782 2,891 8,674 4,337 13,012 6,506 3,253 9,760 4,880 2,440 1,220 610 305 916 458 229 688 344 172 86 43 130 65

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