2² × 7³ × 15937

Prime Factor Structure

Factorization String 2^2 × 7^3 × 15937

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 44,626,400

Proper Divisor Sum 22,760,836

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #21865559 ← → #21865567

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

21,865,564 10,932,782 5,466,391 16,399,174 8,199,587 24,598,762 12,299,381 36,898,144 18,449,072 9,224,536 4,612,268 2,306,134 1,153,067 3,459,202 1,729,601 5,188,804 2,594,402 1,297,201 3,891,604 1,945,802 972,901 2,918,704 1,459,352 729,676 364,838 182,419 547,258 273,629 820,888 410,444 205,222 102,611 307,834 153,917 461,752 230,876 115,438 57,719 173,158 86,579 259,738 129,869 389,608 194,804 97,402 48,701 146,104 73,052 36,526 18,263 54,790 27,395 82,186 41,093 123,280 61,640 30,820 15,410 7,705 23,116

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