2² × 5 × 13² × 83

Prime Factor Structure

Factorization String 2^2 × 5 × 13^2 × 83

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 645,624

Proper Divisor Sum 365,084

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #280537 ← → #280541

1 2 4 5 10 13 20 26 52 65 83 130 166 169 260 332 338 415 676 830 845 1,079 1,660 1,690 2,158 3,380 4,316 5,395 10,790 14,027 21,580 28,054 56,108 70,135 140,270 280,540

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

280,540 140,270 70,135 210,406 105,203 315,610 157,805 473,416 236,708 118,354 59,177 177,532 88,766 44,383 133,150 66,575 199,726 99,863 299,590 149,795 449,386 224,693 674,080 337,040 168,520 84,260 42,130 21,065 63,196 31,598 15,799 47,398 23,699 71,098 35,549 106,648 53,324 26,662 13,331 39,994 19,997 59,992 29,996 14,998 7,499 22,498 11,249 33,748 16,874 8,437 25,312 12,656 6,328 3,164 1,582 791 2,374 1,187 3,562 1,781

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