2² × 5 × 13 × 1531

Prime Factor Structure

Factorization String 2^2 × 5 × 13 × 1531

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 900,816

Proper Divisor Sum 502,756

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #398059 ← → #398063

1 2 4 5 10 13 20 26 52 65 130 260 1,531 3,062 6,124 7,655 15,310 19,903 30,620 39,806 79,612 99,515 199,030 398,060

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

398,060 199,030 99,515 298,546 149,273 447,820 223,910 111,955 335,866 167,933 503,800 251,900 125,950 62,975 188,926 94,463 283,390 141,695 425,086 212,543 637,630 318,815 956,446 478,223 1,434,670 717,335 2,152,006 1,076,003 3,228,010 1,614,005 4,842,016 2,421,008 1,210,504 605,252 302,626 151,313 453,940 226,970 113,485 340,456 170,228 85,114 42,557 127,672 63,836 31,918 15,959 47,878 23,939 71,818 35,909 107,728 53,864 26,932 13,466 6,733 20,200 10,100 5,050 2,525

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