2² × 5 × 20939

Prime Factor Structure

Factorization String 2^2 × 5 × 20939

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 879,480

Proper Divisor Sum 460,700

Digit Sum / Digital Root 28 (Root: 1)

Adjacent Primes #418771 ← → #418783

1 2 4 5 10 20 20,939 41,878 83,756 104,695 209,390 418,780

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

418,780 209,390 104,695 314,086 157,043 471,130 235,565 706,696 353,348 176,674 88,337 265,012 132,506 66,253 198,760 99,380 49,690 24,845 74,536 37,268 18,634 9,317 27,952 13,976 6,988 3,494 1,747 5,242 2,621 7,864 3,932 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210 2,105 6,316 3,158 1,579 4,738 2,369 7,108 3,554 1,777 5,332 2,666

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