3 × 5² × 11 × 25931

Prime Factor Structure

Factorization String 3 × 5^2 × 11 × 25931

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 38,586,816

Proper Divisor Sum 17,193,741

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #21393061 ← → #21393077

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

21,393,075 64,179,226 32,089,613 96,268,840 48,134,420 24,067,210 12,033,605 36,100,816 18,050,408 9,025,204 4,512,602 2,256,301 6,768,904 3,384,452 1,692,226 846,113 2,538,340 1,269,170 634,585 1,903,756 951,878 475,939 1,427,818 713,909 2,141,728 1,070,864 535,432 267,716 133,858 66,929 200,788 100,394 50,197 150,592 75,296 37,648 18,824 9,412 4,706 2,353 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.