13 × 19 × 16691

Prime Factor Structure

Factorization String 13 × 19 × 16691

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,673,760

Proper Divisor Sum 551,083

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #4122667 ← → #4122689

1 13 19 247 16,691 216,983 317,129 4,122,677

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

4,122,677 12,368,032 6,184,016 3,092,008 1,546,004 773,002 386,501 1,159,504 579,752 289,876 144,938 72,469 217,408 108,704 54,352 27,176 13,588 6,794 3,397 10,192 5,096 2,548 1,274 637 1,912 956 478 239 718 359 1,078 539 1,618 809 2,428 1,214 607 1,822 911 2,734 1,367 4,102 2,051 6,154 3,077 9,232 4,616 2,308 1,154 577 1,732 866 433 1,300 650 325 976 488 244 122

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