13 × 31 × 1297

Prime Factor Structure

Factorization String 13 × 31 × 1297

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 581,504

Proper Divisor Sum 58,813

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #522689 ← → #522703

1 13 31 403 1,297 16,861 40,207 522,691

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

522,691 1,568,074 784,037 2,352,112 1,176,056 588,028 294,014 147,007 441,022 220,511 661,534 330,767 992,302 496,151 1,488,454 744,227 2,232,682 1,116,341 3,349,024 1,674,512 837,256 418,628 209,314 104,657 313,972 156,986 78,493 235,480 117,740 58,870 29,435 88,306 44,153 132,460 66,230 33,115 99,346 49,673 149,020 74,510 37,255 111,766 55,883 167,650 83,825 251,476 125,738 62,869 188,608 94,304 47,152 23,576 11,788 5,894 2,947 8,842 4,421 13,264 6,632 3,316

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