13 × 31 × 547

Prime Factor Structure

Factorization String 13 × 31 × 547

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 245,504

Proper Divisor Sum 25,063

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #220421 ← → #220447

1 13 31 403 547 7,111 16,957 220,441

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

220,441 661,324 330,662 165,331 495,994 247,997 743,992 371,996 185,998 92,999 278,998 139,499 418,498 209,249 627,748 313,874 156,937 470,812 235,406 117,703 353,110 176,555 529,666 264,833 794,500 397,250 198,625 595,876 297,938 148,969 446,908 223,454 111,727 335,182 167,591 502,774 251,387 754,162 377,081 1,131,244 565,622 282,811 848,434 424,217 1,272,652 636,326 318,163 954,490 477,245 1,431,736 715,868 357,934 178,967 536,902 268,451 805,354 402,677 1,208,032 604,016 302,008

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