3 × 11 × 13 × 1553

Prime Factor Structure

Factorization String 3 × 11 × 13 × 1553

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,044,288

Proper Divisor Sum 378,051

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #666233 ← → #666269

1 3 11 13 33 39 143 429 1,553 4,659 17,083 20,189 51,249 60,567 222,079 666,237

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

666,237 1,998,712 999,356 499,678 249,839 749,518 374,759 1,124,278 562,139 1,686,418 843,209 2,529,628 1,264,814 632,407 1,897,222 948,611 2,845,834 1,422,917 4,268,752 2,134,376 1,067,188 533,594 266,797 800,392 400,196 200,098 100,049 300,148 150,074 75,037 225,112 112,556 56,278 28,139 84,418 42,209 126,628 63,314 31,657 94,972 47,486 23,743 71,230 35,615 106,846 53,423 160,270 80,135 240,406 120,203 360,610 180,305 540,916 270,458 135,229 405,688 202,844 101,422 50,711 152,134

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