3² × 17 × 31 × 109

Prime Factor Structure

Factorization String 3^2 × 17 × 31 × 109

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 823,680

Proper Divisor Sum 306,693

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #516979 ← → #516991

1 3 9 17 31 51 93 109 153 279 327 527 981 1,581 1,853 3,379 4,743 5,559 10,137 16,677 30,411 57,443 172,329 516,987

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

516,987 1,550,962 775,481 2,326,444 1,163,222 581,611 1,744,834 872,417 2,617,252 1,308,626 654,313 1,962,940 981,470 490,735 1,472,206 736,103 2,208,310 1,104,155 3,312,466 1,656,233 4,968,700 2,484,350 1,242,175 3,726,526 1,863,263 5,589,790 2,794,895 8,384,686 4,192,343 12,577,030 6,288,515 18,865,546 9,432,773 28,298,320 14,149,160 7,074,580 3,537,290 1,768,645 5,305,936 2,652,968 1,326,484 663,242 331,621 994,864 497,432 248,716 124,358 62,179 186,538 93,269 279,808 139,904 69,952 34,976 17,488 8,744 4,372 2,186 1,093 3,280

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