3² × 109 × 673

Prime Factor Structure

Factorization String 3^2 × 109 × 673

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 963,820

Proper Divisor Sum 303,607

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #660199 ← → #660217

1 3 9 109 327 673 981 2,019 6,057 73,357 220,071 660,213

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

660,213 1,980,640 990,320 495,160 247,580 123,790 61,895 185,686 92,843 278,530 139,265 417,796 208,898 104,449 313,348 156,674 78,337 235,012 117,506 58,753 176,260 88,130 44,065 132,196 66,098 33,049 99,148 49,574 24,787 74,362 37,181 111,544 55,772 27,886 13,943 41,830 20,915 62,746 31,373 94,120 47,060 23,530 11,765 35,296 17,648 8,824 4,412 2,206 1,103 3,310 1,655 4,966 2,483 7,450 3,725 11,176 5,588 2,794 1,397 4,192

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