2 × 13 × 20693

Prime Factor Structure

Factorization String 2 × 13 × 20693

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 869,148

Proper Divisor Sum 331,130

Digit Sum / Digital Root 25 (Root: 7)

Adjacent Primes #538001 ← → #538019

1 2 13 26 20,693 41,386 269,009 538,018

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

538,018 269,009 807,028 403,514 201,757 605,272 302,636 151,318 75,659 226,978 113,489 340,468 170,234 85,117 255,352 127,676 63,838 31,919 95,758 47,879 143,638 71,819 215,458 107,729 323,188 161,594 80,797 242,392 121,196 60,598 30,299 90,898 45,449 136,348 68,174 34,087 102,262 51,131 153,394 76,697 230,092 115,046 57,523 172,570 86,285 258,856 129,428 64,714 32,357 97,072 48,536 24,268 12,134 6,067 18,202 9,101 27,304 13,652 6,826 3,413

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