3² × 53 × 42281

Prime Factor Structure

Factorization String 3^2 × 53 × 42281

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 29,681,964

Proper Divisor Sum 9,513,927

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #20168009 ← → #20168041

1 3 9 53 159 477 42,281 126,843 380,529 2,240,893 6,722,679 20,168,037

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

20,168,037 60,504,112 30,252,056 15,126,028 7,563,014 3,781,507 11,344,522 5,672,261 17,016,784 8,508,392 4,254,196 2,127,098 1,063,549 3,190,648 1,595,324 797,662 398,831 1,196,494 598,247 1,794,742 897,371 2,692,114 1,346,057 4,038,172 2,019,086 1,009,543 3,028,630 1,514,315 4,542,946 2,271,473 6,814,420 3,407,210 1,703,605 5,110,816 2,555,408 1,277,704 638,852 319,426 159,713 479,140 239,570 119,785 359,356 179,678 89,839 269,518 134,759 404,278 202,139 606,418 303,209 909,628 454,814 227,407 682,222 341,111 1,023,334 511,667 1,535,002 767,501

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