2⁴ × 5 × 267373

Prime Factor Structure

Factorization String 2^4 × 5 × 267373

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 20

Divisor Sum (σ) 49,731,564

Proper Divisor Sum 28,341,724

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #21389831 ← → #21389843

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

21,389,840 10,694,920 5,347,460 2,673,730 1,336,865 4,010,596 2,005,298 1,002,649 3,007,948 1,503,974 751,987 2,255,962 1,127,981 3,383,944 1,691,972 845,986 422,993 1,268,980 634,490 317,245 951,736 475,868 237,934 118,967 356,902 178,451 535,354 267,677 803,032 401,516 200,758 100,379 301,138 150,569 451,708 225,854 112,927 338,782 169,391 508,174 254,087 762,262 381,131 1,143,394 571,697 1,715,092 857,546 428,773 1,286,320 643,160 321,580 160,790 80,395 241,186 120,593 361,780 180,890 90,445 271,336 135,668

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