13 × 23 × 37²

Prime Factor Structure

Factorization String 13 × 23 × 37^2

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 472,752

Proper Divisor Sum 63,421

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #409327 ← → #409333

1 13 23 37 299 481 851 1,369 11,063 17,797 31,487 409,331

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

409,331 1,227,994 613,997 1,841,992 920,996 460,498 230,249 690,748 345,374 172,687 518,062 259,031 777,094 388,547 1,165,642 582,821 1,748,464 874,232 437,116 218,558 109,279 327,838 163,919 491,758 245,879 737,638 368,819 1,106,458 553,229 1,659,688 829,844 414,922 207,461 622,384 311,192 155,596 77,798 38,899 116,698 58,349 175,048 87,524 43,762 21,881 65,644 32,822 16,411 49,234 24,617 73,852 36,926 18,463 55,390 27,695 83,086 41,543 124,630 62,315 186,946 93,473

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