3 × 7² × 13 × 223

Prime Factor Structure

Factorization String 3 × 7^2 × 13 × 223

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 715,008

Proper Divisor Sum 288,855

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #426131 ← → #426161

1 3 7 13 21 39 49 91 147 223 273 637 669 1,561 1,911 2,899 4,683 8,697 10,927 20,293 32,781 60,879 142,051 426,153

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

426,153 1,278,460 639,230 319,615 958,846 479,423 1,438,270 719,135 2,157,406 1,078,703 3,236,110 1,618,055 4,854,166 2,427,083 7,281,250 3,640,625 10,921,876 5,460,938 2,730,469 8,191,408 4,095,704 2,047,852 1,023,926 511,963 1,535,890 767,945 2,303,836 1,151,918 575,959 1,727,878 863,939 2,591,818 1,295,909 3,887,728 1,943,864 971,932 485,966 242,983 728,950 364,475 1,093,426 546,713 1,640,140 820,070 410,035 1,230,106 615,053 1,845,160 922,580 461,290 230,645 691,936 345,968 172,984 86,492 43,246 21,623 64,870 32,435 97,306

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