3² × 17 × 41 × 83

Prime Factor Structure

Factorization String 3^2 × 17 × 41 × 83

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 825,552

Proper Divisor Sum 304,893

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #520649 ← → #520679

1 3 9 17 41 51 83 123 153 249 369 697 747 1,411 2,091 3,403 4,233 6,273 10,209 12,699 30,627 57,851 173,553 520,659

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

520,659 1,561,978 780,989 2,342,968 1,171,484 585,742 292,871 878,614 439,307 1,317,922 658,961 1,976,884 988,442 494,221 1,482,664 741,332 370,666 185,333 556,000 278,000 139,000 69,500 34,750 17,375 52,126 26,063 78,190 39,095 117,286 58,643 175,930 87,965 263,896 131,948 65,974 32,987 98,962 49,481 148,444 74,222 37,111 111,334 55,667 167,002 83,501 250,504 125,252 62,626 31,313 93,940 46,970 23,485 70,456 35,228 17,614 8,807 26,422 13,211 39,634 19,817

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