2² × 5 × 128477

Prime Factor Structure

Factorization String 2^2 × 5 × 128477

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 5,396,076

Proper Divisor Sum 2,826,536

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #2569529 ← → #2569543

1 2 4 5 10 20 128,477 256,954 513,908 642,385 1,284,770 2,569,540

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

2,569,540 1,284,770 642,385 1,927,156 963,578 481,789 1,445,368 722,684 361,342 180,671 542,014 271,007 813,022 406,511 1,219,534 609,767 1,829,302 914,651 2,743,954 1,371,977 4,115,932 2,057,966 1,028,983 3,086,950 1,543,475 4,630,426 2,315,213 6,945,640 3,472,820 1,736,410 868,205 2,604,616 1,302,308 651,154 325,577 976,732 488,366 244,183 732,550 366,275 1,098,826 549,413 1,648,240 824,120 412,060 206,030 103,015 309,046 154,523 463,570 231,785 695,356 347,678 173,839 521,518 260,759 782,278 391,139 1,173,418 586,709

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