2 × 5 × 7 × 9199

Prime Factor Structure

Factorization String 2 × 5 × 7 × 9199

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,324,800

Proper Divisor Sum 680,870

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #643927 ← → #643949

1 2 5 7 10 14 35 70 9,199 18,398 45,995 64,393 91,990 128,786 321,965 643,930

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

643,930 321,965 965,896 482,948 241,474 120,737 362,212 181,106 90,553 271,660 135,830 67,915 203,746 101,873 305,620 152,810 76,405 229,216 114,608 57,304 28,652 14,326 7,163 21,490 10,745 32,236 16,118 8,059 24,178 12,089 36,268 18,134 9,067 27,202 13,601 40,804 20,402 10,201 30,604 15,302 7,651 22,954 11,477 34,432 17,216 8,608 4,304 2,152 1,076 538 269 808 404 202 101 304 152 76 38 19

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