3² × 20807

Prime Factor Structure

Factorization String 3^2 × 20807

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 270,504

Proper Divisor Sum 83,241

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #187237 ← → #187273

1 3 9 20,807 62,421 187,263

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

187,263 561,790 280,895 842,686 421,343 1,264,030 632,015 1,896,046 948,023 2,844,070 1,422,035 4,266,106 2,133,053 6,399,160 3,199,580 1,599,790 799,895 2,399,686 1,199,843 3,599,530 1,799,765 5,399,296 2,699,648 1,349,824 674,912 337,456 168,728 84,364 42,182 21,091 63,274 31,637 94,912 47,456 23,728 11,864 5,932 2,966 1,483 4,450 2,225 6,676 3,338 1,669 5,008 2,504 1,252 626 313 940 470 235 706 353 1,060 530 265 796 398 199

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