11 × 13 × 19 × 73

Prime Factor Structure

Factorization String 11 × 13 × 19 × 73

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 248,640

Proper Divisor Sum 50,299

Digit Sum / Digital Root 26 (Root: 8)

Adjacent Primes #198337 ← → #198347

1 11 13 19 73 143 209 247 803 949 1,387 2,717 10,439 15,257 18,031 198,341

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

198,341 595,024 297,512 148,756 74,378 37,189 111,568 55,784 27,892 13,946 6,973 20,920 10,460 5,230 2,615 7,846 3,923 11,770 5,885 17,656 8,828 4,414 2,207 6,622 3,311 9,934 4,967 14,902 7,451 22,354 11,177 33,532 16,766 8,383 25,150 12,575 37,726 18,863 56,590 28,295 84,886 42,443 127,330 63,665 190,996 95,498 47,749 143,248 71,624 35,812 17,906 8,953 26,860 13,430 6,715 20,146 10,073 30,220 15,110 7,555

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