2 × 5² × 7 × 43²

Prime Factor Structure

Factorization String 2 × 5^2 × 7 × 43^2

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 1,408,392

Proper Divisor Sum 761,242

Digit Sum / Digital Root 23 (Root: 5)

Adjacent Primes #647147 ← → #647161

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

647,150 323,575 970,726 485,363 1,456,090 728,045 2,184,136 1,092,068 546,034 273,017 819,052 409,526 204,763 614,290 307,145 921,436 460,718 230,359 691,078 345,539 1,036,618 518,309 1,554,928 777,464 388,732 194,366 97,183 291,550 145,775 437,326 218,663 655,990 327,995 983,986 491,993 1,475,980 737,990 368,995 1,106,986 553,493 1,660,480 830,240 415,120 207,560 103,780 51,890 25,945 77,836 38,918 19,459 58,378 29,189 87,568 43,784 21,892 10,946 5,473 16,420 8,210 4,105

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