7 × 11 × 19 × 739

Prime Factor Structure

Factorization String 7 × 11 × 19 × 739

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,420,800

Proper Divisor Sum 339,643

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #1081153 ← → #1081163

1 7 11 19 77 133 209 739 1,463 5,173 8,129 14,041 56,903 98,287 154,451 1,081,157

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

1,081,157 3,243,472 1,621,736 810,868 405,434 202,717 608,152 304,076 152,038 76,019 228,058 114,029 342,088 171,044 85,522 42,761 128,284 64,142 32,071 96,214 48,107 144,322 72,161 216,484 108,242 54,121 162,364 81,182 40,591 121,774 60,887 182,662 91,331 273,994 136,997 410,992 205,496 102,748 51,374 25,687 77,062 38,531 115,594 57,797 173,392 86,696 43,348 21,674 10,837 32,512 16,256 8,128 4,064 2,032 1,016 508 254 127 382 191

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