2 × 256813

Prime Factor Structure

Factorization String 2 × 256813

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 770,442

Proper Divisor Sum 256,816

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #513593 ← → #513631

1 2 256,813 513,626

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

513,626 256,813 770,440 385,220 192,610 96,305 288,916 144,458 72,229 216,688 108,344 54,172 27,086 13,543 40,630 20,315 60,946 30,473 91,420 45,710 22,855 68,566 34,283 102,850 51,425 154,276 77,138 38,569 115,708 57,854 28,927 86,782 43,391 130,174 65,087 195,262 97,631 292,894 146,447 439,342 219,671 659,014 329,507 988,522 494,261 1,482,784 741,392 370,696 185,348 92,674 46,337 139,012 69,506 34,753 104,260 52,130 26,065 78,196 39,098 19,549

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