2 × 5 × 149 × 431

Prime Factor Structure

Factorization String 2 × 5 × 149 × 431

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 1,166,400

Proper Divisor Sum 524,210

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #642163 ← → #642197

1 2 5 10 149 298 431 745 862 1,490 2,155 4,310 64,219 128,438 321,095 642,190

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

642,190 321,095 963,286 481,643 1,444,930 722,465 2,167,396 1,083,698 541,849 1,625,548 812,774 406,387 1,219,162 609,581 1,828,744 914,372 457,186 228,593 685,780 342,890 171,445 514,336 257,168 128,584 64,292 32,146 16,073 48,220 24,110 12,055 36,166 18,083 54,250 27,125 81,376 40,688 20,344 10,172 5,086 2,543 7,630 3,815 11,446 5,723 17,170 8,585 25,756 12,878 6,439 19,318 9,659 28,978 14,489 43,468 21,734 10,867 32,602 16,301 48,904 24,452

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