2 × 97 × 239 × 457

Prime Factor Structure

Factorization String 2 × 97 × 239 × 457

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 32,316,480

Proper Divisor Sum 11,127,218

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #21189229 ← → #21189281

1 2 97 194 239 457 478 914 23,183 44,329 46,366 88,658 109,223 218,446 10,594,631 21,189,262

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

21,189,262 10,594,631 31,783,894 15,891,947 47,675,842 23,837,921 71,513,764 35,756,882 17,878,441 53,635,324 26,817,662 13,408,831 40,226,494 20,113,247 60,339,742 30,169,871 90,509,614 45,254,807 135,764,422 67,882,211 203,646,634 101,823,317 305,469,952 152,734,976 76,367,488 38,183,744 19,091,872 9,545,936 4,772,968 2,386,484 1,193,242 596,621 1,789,864 894,932 447,466 223,733 671,200 335,600 167,800 83,900 41,950 20,975 62,926 31,463 94,390 47,195 141,586 70,793 212,380 106,190 53,095 159,286 79,643 238,930 119,465 358,396 179,198 89,599 268,798 134,399

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