3 × 7 × 21379

Prime Factor Structure

Factorization String 3 × 7 × 21379

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 684,160

Proper Divisor Sum 235,201

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #448939 ← → #448969

1 3 7 21 21,379 64,137 149,653 448,959

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

448,959 1,346,878 673,439 2,020,318 1,010,159 3,030,478 1,515,239 4,545,718 2,272,859 6,818,578 3,409,289 10,227,868 5,113,934 2,556,967 7,670,902 3,835,451 11,506,354 5,753,177 17,259,532 8,629,766 4,314,883 12,944,650 6,472,325 19,416,976 9,708,488 4,854,244 2,427,122 1,213,561 3,640,684 1,820,342 910,171 2,730,514 1,365,257 4,095,772 2,047,886 1,023,943 3,071,830 1,535,915 4,607,746 2,303,873 6,911,620 3,455,810 1,727,905 5,183,716 2,591,858 1,295,929 3,887,788 1,943,894 971,947 2,915,842 1,457,921 4,373,764 2,186,882 1,093,441 3,280,324 1,640,162 820,081 2,460,244 1,230,122 615,061

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