2³ × 5 × 1278721

Prime Factor Structure

Factorization String 2^3 × 5 × 1278721

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 115,084,980

Proper Divisor Sum 63,936,140

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #51148829 ← → #51148843

1 2 4 5 8 10 20 40 1,278,721 2,557,442 5,114,884 6,393,605 10,229,768 12,787,210 25,574,420 51,148,840

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

51,148,840 25,574,420 12,787,210 6,393,605 19,180,816 9,590,408 4,795,204 2,397,602 1,198,801 3,596,404 1,798,202 899,101 2,697,304 1,348,652 674,326 337,163 1,011,490 505,745 1,517,236 758,618 379,309 1,137,928 568,964 284,482 142,241 426,724 213,362 106,681 320,044 160,022 80,011 240,034 120,017 360,052 180,026 90,013 270,040 135,020 67,510 33,755 101,266 50,633 151,900 75,950 37,975 113,926 56,963 170,890 85,445 256,336 128,168 64,084 32,042 16,021 48,064 24,032 12,016 6,008 3,004 1,502

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