2 × 5 × 7 × 31 × 257

Prime Factor Structure

Factorization String 2 × 5 × 7 × 31 × 257

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 32

Divisor Sum (σ) 1,188,864

Proper Divisor Sum 631,174

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #557671 ← → #557693

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

557,690 278,845 836,536 418,268 209,134 104,567 313,702 156,851 470,554 235,277 705,832 352,916 176,458 88,229 264,688 132,344 66,172 33,086 16,543 49,630 24,815 74,446 37,223 111,670 55,835 167,506 83,753 251,260 125,630 62,815 188,446 94,223 282,670 141,335 424,006 212,003 636,010 318,005 954,016 477,008 238,504 119,252 59,626 29,813 89,440 44,720 22,360 11,180 5,590 2,795 8,386 4,193 12,580 6,290 3,145 9,436 4,718 2,359 7,078 3,539

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