2 × 3² × 7² × 37 × 61

Prime Factor Structure

Factorization String 2 × 3^2 × 7^2 × 37 × 61

Distinct Prime Factors 5

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 72

Divisor Sum (σ) 5,237,388

Proper Divisor Sum 3,246,714

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #1990661 ← → #1990679

1 2 3 6 7 9 14 18 21 37 42 49 61 63 74 98 111 122 126 147 183 222 259 294 333 366 427 441 518 549 666 777 854 882 1,098 1,281 1,554 1,813 2,257 2,331 2,562 2,989 3,626 3,843 4,514 4,662 5,439 5,978 6,771 7,686 8,967 10,878 13,542 15,799 16,317 17,934 20,313 26,901 31,598 32,634

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

1,990,674 995,337 2,986,012 1,493,006 746,503 2,239,510 1,119,755 3,359,266 1,679,633 5,038,900 2,519,450 1,259,725 3,779,176 1,889,588 944,794 472,397 1,417,192 708,596 354,298 177,149 531,448 265,724 132,862 66,431 199,294 99,647 298,942 149,471 448,414 224,207 672,622 336,311 1,008,934 504,467 1,513,402 756,701 2,270,104 1,135,052 567,526 283,763 851,290 425,645 1,276,936 638,468 319,234 159,617 478,852 239,426 119,713 359,140 179,570 89,785 269,356 134,678 67,339 202,018 101,009 303,028 151,514 75,757

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