2⁴ × 31 × 107 × 257

Prime Factor Structure

Factorization String 2^4 × 31 × 107 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 40

Divisor Sum (σ) 27,641,088

Proper Divisor Sum 14,001,584

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #13639481 ← → #13639513

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

13,639,504 6,819,752 3,409,876 1,704,938 852,469 2,557,408 1,278,704 639,352 319,676 159,838 79,919 239,758 119,879 359,638 179,819 539,458 269,729 809,188 404,594 202,297 606,892 303,446 151,723 455,170 227,585 682,756 341,378 170,689 512,068 256,034 128,017 384,052 192,026 96,013 288,040 144,020 72,010 36,005 108,016 54,008 27,004 13,502 6,751 20,254 10,127 30,382 15,191 45,574 22,787 68,362 34,181 102,544 51,272 25,636 12,818 6,409 19,228 9,614 4,807 14,422

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