13 × 17 × 19 × 947

Prime Factor Structure

Factorization String 13 × 17 × 19 × 947

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,777,920

Proper Divisor Sum 801,467

Digit Sum / Digital Root 37 (Root: 1)

Adjacent Primes #3976439 ← → #3976459

1 13 17 19 221 247 323 947 4,199 12,311 16,099 17,993 209,287 233,909 305,881 3,976,453

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

3,976,453 11,929,360 5,964,680 2,982,340 1,491,170 745,585 2,236,756 1,118,378 559,189 1,677,568 838,784 419,392 209,696 104,848 52,424 26,212 13,106 6,553 19,660 9,830 4,915 14,746 7,373 22,120 11,060 5,530 2,765 8,296 4,148 2,074 1,037 3,112 1,556 778 389 1,168 584 292 146 73 220 110 55 166 83 250 125 376 188 94 47 142 71 214 107 322 161 484 242 121

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