2² × 7² × 13 × 653

Prime Factor Structure

Factorization String 2^2 × 7^2 × 13 × 653

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 3,653,244

Proper Divisor Sum 1,989,400

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #1663813 ← → #1663861

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

1,663,844 831,922 415,961 1,247,884 623,942 311,971 935,914 467,957 1,403,872 701,936 350,968 175,484 87,742 43,871 131,614 65,807 197,422 98,711 296,134 148,067 444,202 222,101 666,304 333,152 166,576 83,288 41,644 20,822 10,411 31,234 15,617 46,852 23,426 11,713 35,140 17,570 8,785 26,356 13,178 6,589 19,768 9,884 4,942 2,471 7,414 3,707 11,122 5,561 16,684 8,342 4,171 12,514 6,257 18,772 9,386 4,693 14,080 7,040 3,520 1,760

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