2² × 5 × 21017

Prime Factor Structure

Factorization String 2^2 × 5 × 21017

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 882,756

Proper Divisor Sum 462,416

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #420331 ← → #420341

1 2 4 5 10 20 21,017 42,034 84,068 105,085 210,170 420,340

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

420,340 210,170 105,085 315,256 157,628 78,814 39,407 118,222 59,111 177,334 88,667 266,002 133,001 399,004 199,502 99,751 299,254 149,627 448,882 224,441 673,324 336,662 168,331 504,994 252,497 757,492 378,746 189,373 568,120 284,060 142,030 71,015 213,046 106,523 319,570 159,785 479,356 239,678 119,839 359,518 179,759 539,278 269,639 808,918 404,459 1,213,378 606,689 1,820,068 910,034 455,017 1,365,052 682,526 341,263 1,023,790 511,895 1,535,686 767,843 2,303,530 1,151,765 3,455,296

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