5 × 7² × 8689

Prime Factor Structure

Factorization String 5 × 7^2 × 8689

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 2,971,980

Proper Divisor Sum 843,175

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #2128799 ← → #2128823

1 5 7 35 49 245 8,689 43,445 60,823 304,115 425,761 2,128,805

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

2,128,805 6,386,416 3,193,208 1,596,604 798,302 399,151 1,197,454 598,727 1,796,182 898,091 2,694,274 1,347,137 4,041,412 2,020,706 1,010,353 3,031,060 1,515,530 757,765 2,273,296 1,136,648 568,324 284,162 142,081 426,244 213,122 106,561 319,684 159,842 79,921 239,764 119,882 59,941 179,824 89,912 44,956 22,478 11,239 33,718 16,859 50,578 25,289 75,868 37,934 18,967 56,902 28,451 85,354 42,677 128,032 64,016 32,008 16,004 8,002 4,001 12,004 6,002 3,001 9,004 4,502 2,251

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