2 × 19 × 71 × 199

Prime Factor Structure

Factorization String 2 × 19 × 71 × 199

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 864,000

Proper Divisor Sum 327,098

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #536891 ← → #536909

1 2 19 38 71 142 199 398 1,349 2,698 3,781 7,562 14,129 28,258 268,451 536,902

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

536,902 268,451 805,354 402,677 1,208,032 604,016 302,008 151,004 75,502 37,751 113,254 56,627 169,882 84,941 254,824 127,412 63,706 31,853 95,560 47,780 23,890 11,945 35,836 17,918 8,959 26,878 13,439 40,318 20,159 60,478 30,239 90,718 45,359 136,078 68,039 204,118 102,059 306,178 153,089 459,268 229,634 114,817 344,452 172,226 86,113 258,340 129,170 64,585 193,756 96,878 48,439 145,318 72,659 217,978 108,989 326,968 163,484 81,742 40,871 122,614

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