2 × 5 × 2128453

Prime Factor Structure

Factorization String 2 × 5 × 2128453

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 38,312,172

Proper Divisor Sum 17,027,642

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #21284519 ← → #21284533

1 2 5 10 2,128,453 4,256,906 10,642,265 21,284,530

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

21,284,530 10,642,265 31,926,796 15,963,398 7,981,699 23,945,098 11,972,549 35,917,648 17,958,824 8,979,412 4,489,706 2,244,853 6,734,560 3,367,280 1,683,640 841,820 420,910 210,455 631,366 315,683 947,050 473,525 1,420,576 710,288 355,144 177,572 88,786 44,393 133,180 66,590 33,295 99,886 49,943 149,830 74,915 224,746 112,373 337,120 168,560 84,280 42,140 21,070 10,535 31,606 15,803 47,410 23,705 71,116 35,558 17,779 53,338 26,669 80,008 40,004 20,002 10,001 30,004 15,002 7,501 22,504

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