13 × 31231

Prime Factor Structure

Factorization String 13 × 31231

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 437,248

Proper Divisor Sum 31,245

Digit Sum / Digital Root 13 (Root: 4)

Adjacent Primes #405997 ← → #406013

1 13 31,231 406,003

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

406,003 1,218,010 609,005 1,827,016 913,508 456,754 228,377 685,132 342,566 171,283 513,850 256,925 770,776 385,388 192,694 96,347 289,042 144,521 433,564 216,782 108,391 325,174 162,587 487,762 243,881 731,644 365,822 182,911 548,734 274,367 823,102 411,551 1,234,654 617,327 1,851,982 925,991 2,777,974 1,388,987 4,166,962 2,083,481 6,250,444 3,125,222 1,562,611 4,687,834 2,343,917 7,031,752 3,515,876 1,757,938 878,969 2,636,908 1,318,454 659,227 1,977,682 988,841 2,966,524 1,483,262 741,631 2,224,894 1,112,447 3,337,342

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