2² × 3² × 37 × 61

Prime Factor Structure

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

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 214,396

Proper Divisor Sum 133,144

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #81239 ← → #81281

1 2 3 4 6 9 12 18 36 37 61 74 111 122 148 183 222 244 333 366 444 549 666 732 1,098 1,332 2,196 2,257 4,514 6,771 9,028 13,542 20,313 27,084 40,626 81,252

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

81,252 40,626 20,313 60,940 30,470 15,235 45,706 22,853 68,560 34,280 17,140 8,570 4,285 12,856 6,428 3,214 1,607 4,822 2,411 7,234 3,617 10,852 5,426 2,713 8,140 4,070 2,035 6,106 3,053 9,160 4,580 2,290 1,145 3,436 1,718 859 2,578 1,289 3,868 1,934 967 2,902 1,451 4,354 2,177 6,532 3,266 1,633 4,900 2,450 1,225 3,676 1,838 919 2,758 1,379 4,138 2,069 6,208 3,104

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