2 × 321311

Prime Factor Structure

Factorization String 2 × 321311

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 963,936

Proper Divisor Sum 321,314

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #642613 ← → #642623

1 2 321,311 642,622

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

642,622 321,311 963,934 481,967 1,445,902 722,951 2,168,854 1,084,427 3,253,282 1,626,641 4,879,924 2,439,962 1,219,981 3,659,944 1,829,972 914,986 457,493 1,372,480 686,240 343,120 171,560 85,780 42,890 21,445 64,336 32,168 16,084 8,042 4,021 12,064 6,032 3,016 1,508 754 377 1,132 566 283 850 425 1,276 638 319 958 479 1,438 719 2,158 1,079 3,238 1,619 4,858 2,429 7,288 3,644 1,822 911 2,734 1,367 4,102

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