13 × 89 × 2221

Prime Factor Structure

Factorization String 13 × 89 × 2221

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,799,720

Proper Divisor Sum 230,023

Digit Sum / Digital Root 44 (Root: 8)

Adjacent Primes #2569691 ← → #2569717

1 13 89 1,157 2,221 28,873 197,669 2,569,697

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

2,569,697 7,709,092 3,854,546 1,927,273 5,781,820 2,890,910 1,445,455 4,336,366 2,168,183 6,504,550 3,252,275 9,756,826 4,878,413 14,635,240 7,317,620 3,658,810 1,829,405 5,488,216 2,744,108 1,372,054 686,027 2,058,082 1,029,041 3,087,124 1,543,562 771,781 2,315,344 1,157,672 578,836 289,418 144,709 434,128 217,064 108,532 54,266 27,133 81,400 40,700 20,350 10,175 30,526 15,263 45,790 22,895 68,686 34,343 103,030 51,515 154,546 77,273 231,820 115,910 57,955 173,866 86,933 260,800 130,400 65,200 32,600 16,300

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