2 × 13 × 19 × 991

Prime Factor Structure

Factorization String 2 × 13 × 19 × 991

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 833,280

Proper Divisor Sum 343,726

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #489553 ← → #489557

1 2 13 19 26 38 247 494 991 1,982 12,883 18,829 25,766 37,658 244,777 489,554

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

489,554 244,777 734,332 367,166 183,583 550,750 275,375 826,126 413,063 1,239,190 619,595 1,858,786 929,393 2,788,180 1,394,090 697,045 2,091,136 1,045,568 522,784 261,392 130,696 65,348 32,674 16,337 49,012 24,506 12,253 36,760 18,380 9,190 4,595 13,786 6,893 20,680 10,340 5,170 2,585 7,756 3,878 1,939 5,818 2,909 8,728 4,364 2,182 1,091 3,274 1,637 4,912 2,456 1,228 614 307 922 461 1,384 692 346 173 520

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