2 × 5 × 7 × 131 × 137

Prime Factor Structure

Factorization String 2 × 5 × 7 × 131 × 137

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 2,623,104

Proper Divisor Sum 1,366,814

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #1256279 ← → #1256303

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

1,256,290 628,145 1,884,436 942,218 471,109 1,413,328 706,664 353,332 176,666 88,333 265,000 132,500 66,250 33,125 99,376 49,688 24,844 12,422 6,211 18,634 9,317 27,952 13,976 6,988 3,494 1,747 5,242 2,621 7,864 3,932 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333

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