2 × 3² × 7 × 5087

Prime Factor Structure

Factorization String 2 × 3^2 × 7 × 5087

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 1,587,456

Proper Divisor Sum 946,494

Digit Sum / Digital Root 27 (Root: 9)

Adjacent Primes #640957 ← → #640963

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

640,962 320,481 961,444 480,722 240,361 721,084 360,542 180,271 540,814 270,407 811,222 405,611 1,216,834 608,417 1,825,252 912,626 456,313 1,368,940 684,470 342,235 1,026,706 513,353 1,540,060 770,030 385,015 1,155,046 577,523 1,732,570 866,285 2,598,856 1,299,428 649,714 324,857 974,572 487,286 243,643 730,930 365,465 1,096,396 548,198 274,099 822,298 411,149 1,233,448 616,724 308,362 154,181 462,544 231,272 115,636 57,818 28,909 86,728 43,364 21,682 10,841 32,524 16,262 8,131 24,394

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