13 × 131 × 257

Prime Factor Structure

Factorization String 13 × 131 × 257

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 476,784

Proper Divisor Sum 39,113

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #437653 ← → #437677

1 13 131 257 1,703 3,341 33,667 437,671

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

437,671 1,313,014 656,507 1,969,522 984,761 2,954,284 1,477,142 738,571 2,215,714 1,107,857 3,323,572 1,661,786 830,893 2,492,680 1,246,340 623,170 311,585 934,756 467,378 233,689 701,068 350,534 175,267 525,802 262,901 788,704 394,352 197,176 98,588 49,294 24,647 73,942 36,971 110,914 55,457 166,372 83,186 41,593 124,780 62,390 31,195 93,586 46,793 140,380 70,190 35,095 105,286 52,643 157,930 78,965 236,896 118,448 59,224 29,612 14,806 7,403 22,210 11,105 33,316 16,658

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