3³ × 7 × 11 × 251

Prime Factor Structure

Factorization String 3^3 × 7 × 11 × 251

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 967,680

Proper Divisor Sum 445,851

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #521819 ← → #521831

1 3 7 9 11 21 27 33 63 77 99 189 231 251 297 693 753 1,757 2,079 2,259 2,761 5,271 6,777 8,283 15,813 19,327 24,849 47,439 57,981 74,547 173,943 521,829

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

521,829 1,565,488 782,744 391,372 195,686 97,843 293,530 146,765 440,296 220,148 110,074 55,037 165,112 82,556 41,278 20,639 61,918 30,959 92,878 46,439 139,318 69,659 208,978 104,489 313,468 156,734 78,367 235,102 117,551 352,654 176,327 528,982 264,491 793,474 396,737 1,190,212 595,106 297,553 892,660 446,330 223,165 669,496 334,748 167,374 83,687 251,062 125,531 376,594 188,297 564,892 282,446 141,223 423,670 211,835 635,506 317,753 953,260 476,630 238,315 714,946

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