2² × 5 × 19927

Prime Factor Structure

Factorization String 2^2 × 5 × 19927

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 836,976

Proper Divisor Sum 438,436

Digit Sum / Digital Root 29 (Root: 2)

Adjacent Primes #398539 ← → #398543

1 2 4 5 10 20 19,927 39,854 79,708 99,635 199,270 398,540

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

398,540 199,270 99,635 298,906 149,453 448,360 224,180 112,090 56,045 168,136 84,068 42,034 21,017 63,052 31,526 15,763 47,290 23,645 70,936 35,468 17,734 8,867 26,602 13,301 39,904 19,952 9,976 4,988 2,494 1,247 3,742 1,871 5,614 2,807 8,422 4,211 12,634 6,317 18,952 9,476 4,738 2,369 7,108 3,554 1,777 5,332 2,666 1,333 4,000 2,000 1,000 500 250 125 376 188 94 47 142 71

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