3 × 5 × 7 × 203767

Prime Factor Structure

Factorization String 3 × 5 × 7 × 203767

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 39,123,456

Proper Divisor Sum 17,727,921

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #21395527 ← → #21395551

1 3 5 7 15 21 35 105 203,767 611,301 1,018,835 1,426,369 3,056,505 4,279,107 7,131,845 21,395,535

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

21,395,535 64,186,606 32,093,303 96,279,910 48,139,955 144,419,866 72,209,933 216,629,800 108,314,900 54,157,450 27,078,725 81,236,176 40,618,088 20,309,044 10,154,522 5,077,261 15,231,784 7,615,892 3,807,946 1,903,973 5,711,920 2,855,960 1,427,980 713,990 356,995 1,070,986 535,493 1,606,480 803,240 401,620 200,810 100,405 301,216 150,608 75,304 37,652 18,826 9,413 28,240 14,120 7,060 3,530 1,765 5,296 2,648 1,324 662 331 994 497 1,492 746 373 1,120 560 280 140 70 35 106

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