3² × 5 × 14221

Prime Factor Structure

Factorization String 3^2 × 5 × 14221

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 1,109,316

Proper Divisor Sum 469,371

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #639941 ← → #639949

1 3 5 9 15 45 14,221 42,663 71,105 127,989 213,315 639,945

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

639,945 1,919,836 959,918 479,959 1,439,878 719,939 2,159,818 1,079,909 3,239,728 1,619,864 809,932 404,966 202,483 607,450 303,725 911,176 455,588 227,794 113,897 341,692 170,846 85,423 256,270 128,135 384,406 192,203 576,610 288,305 864,916 432,458 216,229 648,688 324,344 162,172 81,086 40,543 121,630 60,815 182,446 91,223 273,670 136,835 410,506 205,253 615,760 307,880 153,940 76,970 38,485 115,456 57,728 28,864 14,432 7,216 3,608 1,804 902 451 1,354 677

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