2 × 3² × 7 × 11 × 157

Prime Factor Structure

Factorization String 2 × 3^2 × 7 × 11 × 157

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 591,552

Proper Divisor Sum 373,950

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #217579 ← → #217619

1 2 3 6 7 9 11 14 18 21 22 33 42 63 66 77 99 126 154 157 198 231 314 462 471 693 942 1,099 1,386 1,413 1,727 2,198 2,826 3,297 3,454 5,181 6,594 9,891 10,362 12,089 15,543 19,782 24,178 31,086 36,267 72,534 108,801 217,602

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

217,602 108,801 326,404 163,202 81,601 244,804 122,402 61,201 183,604 91,802 45,901 137,704 68,852 34,426 17,213 51,640 25,820 12,910 6,455 19,366 9,683 29,050 14,525 43,576 21,788 10,894 5,447 16,342 8,171 24,514 12,257 36,772 18,386 9,193 27,580 13,790 6,895 20,686 10,343 31,030 15,515 46,546 23,273 69,820 34,910 17,455 52,366 26,183 78,550 39,275 117,826 58,913 176,740 88,370 44,185 132,556 66,278 33,139 99,418 49,709

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