2² × 5 × 7 × 41 × 3727

Prime Factor Structure

Factorization String 2^2 × 5 × 7 × 41 × 3727

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 52,609,536

Proper Divisor Sum 31,216,556

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #21392971 ← → #21392989

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

21,392,980 10,696,490 5,348,245 16,044,736 8,022,368 4,011,184 2,005,592 1,002,796 501,398 250,699 752,098 376,049 1,128,148 564,074 282,037 846,112 423,056 211,528 105,764 52,882 26,441 79,324 39,662 19,831 59,494 29,747 89,242 44,621 133,864 66,932 33,466 16,733 50,200 25,100 12,550 6,275 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.