13 × 17 × 61 × 257

Prime Factor Structure

Factorization String 13 × 17 × 61 × 257

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,030,992

Proper Divisor Sum 566,375

Digit Sum / Digital Root 31 (Root: 4)

Adjacent Primes #3464599 ← → #3464621

1 13 17 61 221 257 793 1,037 3,341 4,369 13,481 15,677 56,797 203,801 266,509 3,464,617

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

3,464,617 10,393,852 5,196,926 2,598,463 7,795,390 3,897,695 11,693,086 5,846,543 17,539,630 8,769,815 26,309,446 13,154,723 39,464,170 19,732,085 59,196,256 29,598,128 14,799,064 7,399,532 3,699,766 1,849,883 5,549,650 2,774,825 8,324,476 4,162,238 2,081,119 6,243,358 3,121,679 9,365,038 4,682,519 14,047,558 7,023,779 21,071,338 10,535,669 31,607,008 15,803,504 7,901,752 3,950,876 1,975,438 987,719 2,963,158 1,481,579 4,444,738 2,222,369 6,667,108 3,333,554 1,666,777 5,000,332 2,500,166 1,250,083 3,750,250 1,875,125 5,625,376 2,812,688 1,406,344 703,172 351,586 175,793 527,380 263,690 131,845

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