3 × 7 × 431 × 457

Prime Factor Structure

Factorization String 3 × 7 × 431 × 457

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 6,331,392

Proper Divisor Sum 2,195,085

Digit Sum / Digital Root 24 (Root: 6)

Adjacent Primes #4136303 ← → #4136309

1 3 7 21 431 457 1,293 1,371 3,017 3,199 9,051 9,597 196,967 590,901 1,378,769 4,136,307

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

4,136,307 12,408,922 6,204,461 18,613,384 9,306,692 4,653,346 2,326,673 6,980,020 3,490,010 1,745,005 5,235,016 2,617,508 1,308,754 654,377 1,963,132 981,566 490,783 1,472,350 736,175 2,208,526 1,104,263 3,312,790 1,656,395 4,969,186 2,484,593 7,453,780 3,726,890 1,863,445 5,590,336 2,795,168 1,397,584 698,792 349,396 174,698 87,349 262,048 131,024 65,512 32,756 16,378 8,189 24,568 12,284 6,142 3,071 9,214 4,607 13,822 6,911 20,734 10,367 31,102 15,551 46,654 23,327 69,982 34,991 104,974 52,487 157,462

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