13 × 1438867

Prime Factor Structure

Factorization String 13 × 1438867

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 20,144,152

Proper Divisor Sum 1,438,881

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #18705263 ← → #18705277

1 13 1,438,867 18,705,271

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

18,705,271 56,115,814 28,057,907 84,173,722 42,086,861 126,260,584 63,130,292 31,565,146 15,782,573 47,347,720 23,673,860 11,836,930 5,918,465 17,755,396 8,877,698 4,438,849 13,316,548 6,658,274 3,329,137 9,987,412 4,993,706 2,496,853 7,490,560 3,745,280 1,872,640 936,320 468,160 234,080 117,040 58,520 29,260 14,630 7,315 21,946 10,973 32,920 16,460 8,230 4,115 12,346 6,173 18,520 9,260 4,630 2,315 6,946 3,473 10,420 5,210 2,605 7,816 3,908 1,954 977 2,932 1,466 733 2,200 1,100 550

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