2³ × 7 × 390851

Prime Factor Structure

Factorization String 2^3 × 7 × 390851

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 46,902,240

Proper Divisor Sum 25,014,584

Digit Sum / Digital Root 43 (Root: 7)

Adjacent Primes #21887647 ← → #21887669

1 2 4 7 8 14 28 56 390,851 781,702 1,563,404 2,735,957 3,126,808 5,471,914 10,943,828 21,887,656

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

21,887,656 10,943,828 5,471,914 2,735,957 8,207,872 4,103,936 2,051,968 1,025,984 512,992 256,496 128,248 64,124 32,062 16,031 48,094 24,047 72,142 36,071 108,214 54,107 162,322 81,161 243,484 121,742 60,871 182,614 91,307 273,922 136,961 410,884 205,442 102,721 308,164 154,082 77,041 231,124 115,562 57,781 173,344 86,672 43,336 21,668 10,834 5,417 16,252 8,126 4,063 12,190 6,095 18,286 9,143 27,430 13,715 41,146 20,573 61,720 30,860 15,430 7,715 23,146

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