2² × 11 × 103 × 4721

Prime Factor Structure

Factorization String 2^2 × 11 × 103 × 4721

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 41,251,392

Proper Divisor Sum 19,855,820

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #21395551 ← → #21395587

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

21,395,572 10,697,786 5,348,893 16,046,680 8,023,340 4,011,670 2,005,835 6,017,506 3,008,753 9,026,260 4,513,130 2,256,565 6,769,696 3,384,848 1,692,424 846,212 423,106 211,553 634,660 317,330 158,665 475,996 237,998 118,999 356,998 178,499 535,498 267,749 803,248 401,624 200,812 100,406 50,203 150,610 75,305 225,916 112,958 56,479 169,438 84,719 254,158 127,079 381,238 190,619 571,858 285,929 857,788 428,894 214,447 643,342 321,671 965,014 482,507 1,447,522 723,761 2,171,284 1,085,642 542,821 1,628,464 814,232

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