3 × 7 × 19447

Prime Factor Structure

Factorization String 3 × 7 × 19447

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 622,336

Proper Divisor Sum 213,949

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #408379 ← → #408389

1 3 7 21 19,447 58,341 136,129 408,387

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

408,387 1,225,162 612,581 1,837,744 918,872 459,436 229,718 114,859 344,578 172,289 516,868 258,434 129,217 387,652 193,826 96,913 290,740 145,370 72,685 218,056 109,028 54,514 27,257 81,772 40,886 20,443 61,330 30,665 91,996 45,998 22,999 68,998 34,499 103,498 51,749 155,248 77,624 38,812 19,406 9,703 29,110 14,555 43,666 21,833 65,500 32,750 16,375 49,126 24,563 73,690 36,845 110,536 55,268 27,634 13,817 41,452 20,726 10,363 31,090 15,545

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