2 × 5 × 7² × 1319

Prime Factor Structure

Factorization String 2 × 5 × 7^2 × 1319

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,354,320

Proper Divisor Sum 708,010

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #646309 ← → #646339

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

646,310 323,155 969,466 484,733 1,454,200 727,100 363,550 181,775 545,326 272,663 817,990 408,995 1,226,986 613,493 1,840,480 920,240 460,120 230,060 115,030 57,515 172,546 86,273 258,820 129,410 64,705 194,116 97,058 48,529 145,588 72,794 36,397 109,192 54,596 27,298 13,649 40,948 20,474 10,237 30,712 15,356 7,678 3,839 11,518 5,759 17,278 8,639 25,918 12,959 38,878 19,439 58,318 29,159 87,478 43,739 131,218 65,609 196,828 98,414 49,207 147,622

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