2² × 5 × 31 × 43 × 821

Prime Factor Structure

Factorization String 2^2 × 5 × 31 × 43 × 821

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 48,609,792

Proper Divisor Sum 26,721,932

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #21887851 ← → #21887893

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

21,887,860 10,943,930 5,471,965 16,415,896 8,207,948 4,103,974 2,051,987 6,155,962 3,077,981 9,233,944 4,616,972 2,308,486 1,154,243 3,462,730 1,731,365 5,194,096 2,597,048 1,298,524 649,262 324,631 973,894 486,947 1,460,842 730,421 2,191,264 1,095,632 547,816 273,908 136,954 68,477 205,432 102,716 51,358 25,679 77,038 38,519 115,558 57,779 173,338 86,669 260,008 130,004 65,002 32,501 97,504 48,752 24,376 12,188 6,094 3,047 9,142 4,571 13,714 6,857 20,572 10,286 5,143 15,430 7,715 23,146

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