2 × 13 × 19 × 443

Prime Factor Structure

Factorization String 2 × 13 × 19 × 443

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 372,960

Proper Divisor Sum 154,118

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #218839 ← → #218843

1 2 13 19 26 38 247 443 494 886 5,759 8,417 11,518 16,834 109,421 218,842

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

218,842 109,421 328,264 164,132 82,066 41,033 123,100 61,550 30,775 92,326 46,163 138,490 69,245 207,736 103,868 51,934 25,967 77,902 38,951 116,854 58,427 175,282 87,641 262,924 131,462 65,731 197,194 98,597 295,792 147,896 73,948 36,974 18,487 55,462 27,731 83,194 41,597 124,792 62,396 31,198 15,599 46,798 23,399 70,198 35,099 105,298 52,649 157,948 78,974 39,487 118,462 59,231 177,694 88,847 266,542 133,271 399,814 199,907 599,722 299,861

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