3² × 7² × 128189

Prime Factor Structure

Factorization String 3^2 × 7^2 × 128189

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 94,988,790

Proper Divisor Sum 38,457,441

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #56531339 ← → #56531351

1 3 7 9 21 49 63 147 441 128,189 384,567 897,323 1,153,701 2,691,969 6,281,261 8,075,907 18,843,783 56,531,349

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

56,531,349 169,594,048 84,797,024 42,398,512 21,199,256 10,599,628 5,299,814 2,649,907 7,949,722 3,974,861 11,924,584 5,962,292 2,981,146 1,490,573 4,471,720 2,235,860 1,117,930 558,965 1,676,896 838,448 419,224 209,612 104,806 52,403 157,210 78,605 235,816 117,908 58,954 29,477 88,432 44,216 22,108 11,054 5,527 16,582 8,291 24,874 12,437 37,312 18,656 9,328 4,664 2,332 1,166 583 1,750 875 2,626 1,313 3,940 1,970 985 2,956 1,478 739 2,218 1,109 3,328 1,664

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