3³ × 71 × 173

Prime Factor Structure

Factorization String 3^3 × 71 × 173

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 501,120

Proper Divisor Sum 169,479

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #331613 ← → #331651

1 3 9 27 71 173 213 519 639 1,557 1,917 4,671 12,283 36,849 110,547 331,641

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

331,641 994,924 497,462 248,731 746,194 373,097 1,119,292 559,646 279,823 839,470 419,735 1,259,206 629,603 1,888,810 944,405 2,833,216 1,416,608 708,304 354,152 177,076 88,538 44,269 132,808 66,404 33,202 16,601 49,804 24,902 12,451 37,354 18,677 56,032 28,016 14,008 7,004 3,502 1,751 5,254 2,627 7,882 3,941 11,824 5,912 2,956 1,478 739 2,218 1,109 3,328 1,664 832 416 208 104 52 26 13 40 20 10

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