1289 × 1567

Prime Factor Structure

Factorization String 1289 × 1567

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,022,720

Proper Divisor Sum 2,857

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #2019859 ← → #2019869

1 1,289 1,567 2,019,863

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

2,019,863 6,059,590 3,029,795 9,089,386 4,544,693 13,634,080 6,817,040 3,408,520 1,704,260 852,130 426,065 1,278,196 639,098 319,549 958,648 479,324 239,662 119,831 359,494 179,747 539,242 269,621 808,864 404,432 202,216 101,108 50,554 25,277 75,832 37,916 18,958 9,479 28,438 14,219 42,658 21,329 63,988 31,994 15,997 47,992 23,996 11,998 5,999 17,998 8,999 26,998 13,499 40,498 20,249 60,748 30,374 15,187 45,562 22,781 68,344 34,172 17,086 8,543 25,630 12,815

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