431 × 1487

Prime Factor Structure

Factorization String 431 × 1487

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 642,816

Proper Divisor Sum 1,919

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #640891 ← → #640901

1 431 1,487 640,897

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

640,897 1,922,692 961,346 480,673 1,442,020 721,010 360,505 1,081,516 540,758 270,379 811,138 405,569 1,216,708 608,354 304,177 912,532 456,266 228,133 684,400 342,200 171,100 85,550 42,775 128,326 64,163 192,490 96,245 288,736 144,368 72,184 36,092 18,046 9,023 27,070 13,535 40,606 20,303 60,910 30,455 91,366 45,683 137,050 68,525 205,576 102,788 51,394 25,697 77,092 38,546 19,273 57,820 28,910 14,455 43,366 21,683 65,050 32,525 97,576 48,788 24,394

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