2³ × 11 × 13 × 18757

Prime Factor Structure

Factorization String 2^3 × 11 × 13 × 18757

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 47,270,160

Proper Divisor Sum 25,812,152

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #21457993 ← → #21458009

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

21,458,008 10,729,004 5,364,502 2,682,251 8,046,754 4,023,377 12,070,132 6,035,066 3,017,533 9,052,600 4,526,300 2,263,150 1,131,575 3,394,726 1,697,363 5,092,090 2,546,045 7,638,136 3,819,068 1,909,534 954,767 2,864,302 1,432,151 4,296,454 2,148,227 6,444,682 3,222,341 9,667,024 4,833,512 2,416,756 1,208,378 604,189 1,812,568 906,284 453,142 226,571 679,714 339,857 1,019,572 509,786 254,893 764,680 382,340 191,170 95,585 286,756 143,378 71,689 215,068 107,534 53,767 161,302 80,651 241,954 120,977 362,932 181,466 90,733 272,200 136,100

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