2 × 5 × 13 × 37 × 137

Prime Factor Structure

Factorization String 2 × 5 × 13 × 37 × 137

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,321,488

Proper Divisor Sum 662,518

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #658969 ← → #658979

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

658,970 329,485 988,456 494,228 247,114 123,557 370,672 185,336 92,668 46,334 23,167 69,502 34,751 104,254 52,127 156,382 78,191 234,574 117,287 351,862 175,931 527,794 263,897 791,692 395,846 197,923 593,770 296,885 890,656 445,328 222,664 111,332 55,666 27,833 83,500 41,750 20,875 62,626 31,313 93,940 46,970 23,485 70,456 35,228 17,614 8,807 26,422 13,211 39,634 19,817 59,452 29,726 14,863 44,590 22,295 66,886 33,443 100,330 50,165 150,496

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