13 × 19 × 3187

Prime Factor Structure

Factorization String 13 × 19 × 3187

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 892,640

Proper Divisor Sum 105,451

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #787187 ← → #787207

1 13 19 247 3,187 41,431 60,553 787,189

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

787,189 2,361,568 1,180,784 590,392 295,196 147,598 73,799 221,398 110,699 332,098 166,049 498,148 249,074 124,537 373,612 186,806 93,403 280,210 140,105 420,316 210,158 105,079 315,238 157,619 472,858 236,429 709,288 354,644 177,322 88,661 265,984 132,992 66,496 33,248 16,624 8,312 4,156 2,078 1,039 3,118 1,559 4,678 2,339 7,018 3,509 10,528 5,264 2,632 1,316 658 329 988 494 247 742 371 1,114 557 1,672 836

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