13 × 23 × 1801

Prime Factor Structure

Factorization String 13 × 23 × 1801

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 605,472

Proper Divisor Sum 66,973

Digit Sum / Digital Root 38 (Root: 2)

Adjacent Primes #538487 ← → #538511

1 13 23 299 1,801 23,413 41,423 538,499

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

538,499 1,615,498 807,749 2,423,248 1,211,624 605,812 302,906 151,453 454,360 227,180 113,590 56,795 170,386 85,193 255,580 127,790 63,895 191,686 95,843 287,530 143,765 431,296 215,648 107,824 53,912 26,956 13,478 6,739 20,218 10,109 30,328 15,164 7,582 3,791 11,374 5,687 17,062 8,531 25,594 12,797 38,392 19,196 9,598 4,799 14,398 7,199 21,598 10,799 32,398 16,199 48,598 24,299 72,898 36,449 109,348 54,674 27,337 82,012 41,006 20,503

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