2 × 3 × 13 × 821

Prime Factor Structure

Factorization String 2 × 3 × 13 × 821

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 138,096

Proper Divisor Sum 74,058

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #64037 ← → #64063

1 2 3 6 13 26 39 78 821 1,642 2,463 4,926 10,673 21,346 32,019 64,038

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

64,038 32,019 96,058 48,029 144,088 72,044 36,022 18,011 54,034 27,017 81,052 40,526 20,263 60,790 30,395 91,186 45,593 136,780 68,390 34,195 102,586 51,293 153,880 76,940 38,470 19,235 57,706 28,853 86,560 43,280 21,640 10,820 5,410 2,705 8,116 4,058 2,029 6,088 3,044 1,522 761 2,284 1,142 571 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272 136 68

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