2 × 11 × 19 × 491

Prime Factor Structure

Factorization String 2 × 11 × 19 × 491

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 354,240

Proper Divisor Sum 149,002

Digit Sum / Digital Root 20 (Root: 2)

Adjacent Primes #205237 ← → #205253

1 2 11 19 22 38 209 418 491 982 5,401 9,329 10,802 18,658 102,619 205,238

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

205,238 102,619 307,858 153,929 461,788 230,894 115,447 346,342 173,171 519,514 259,757 779,272 389,636 194,818 97,409 292,228 146,114 73,057 219,172 109,586 54,793 164,380 82,190 41,095 123,286 61,643 184,930 92,465 277,396 138,698 69,349 208,048 104,024 52,012 26,006 13,003 39,010 19,505 58,516 29,258 14,629 43,888 21,944 10,972 5,486 2,743 8,230 4,115 12,346 6,173 18,520 9,260 4,630 2,315 6,946 3,473 10,420 5,210 2,605 7,816

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