38 Fun Facts About the Number 38

In honor of my 38th birthday, here are 38 fun facts about the number 38:

  1. 38 is the natural number following 37 and preceding 39.
  2. 38 is an even number.
  3. 38 is a composite number.
  4. 38 is a deficient number.
  5. 38 is an odious number.
  6. 38 is a square-free number.
  7. 38 is an Ulam number.
  8. The 4 factors of 38 are 1, 2, 19, and 38.
  9. The square root of 38 is 6.164414.
  10. 38 is the eleventh distinct semiprime number.
  11. 38 is the sum of the squares of the first three prime numbers.
  12. 38 is the sum of each row in a magic hexagon.
  13. 38 is the largest even number which cannot be written as the sum of two odd composite numbers.
  14. 38 is the largest known even number which can be represented as sum of two distinct primes in only one way.
  15. 37 and 38 are the first pair of consecutive positive integers not divisible by any of their digits.
  16. There is no answer to the equation φ(x) = 38.
  17. 38 is the atomic number for strontium.
  18. The Messier object M38 is a magnitude 7.0 open cluster in the constellation Auriga.
  19. The New General Catalogue object NGC 38 is a spiral galaxy in the constellation Pisces.
  20. The 38th parallel north is the pre-Korean War boundary between North and South Korea.
  21. In Norse mythology, the number 38 was said to represent unnatural bravery.
  22. In Egyptian mythology, the number 38 was characteristic of Anubis, the jackal-headed god of death and mummification.
  23. An American roulette wheel has 38 slots.
  24. In the television series Stargate-SG1, the gate can stay open a maximum of 38 minutes.
  25. St. Andrew the apostle died in the year 38 A.D.
  26. The Roman numeral for 38 (XXXVIII) is last in alphabetical order.
  27. It took the Israelites 38 years to travel from Kadesh Barnea to the Zered valley in Deuteronomy.
  28. Gerald R. Ford (who was president the year I was born) was the 38th president.
  29. The .38 Special is a rimmed, centerfire cartridge designed by Smith & Wesson.
  30. .38 Special is the name of a Southern rock band.
  31. 38 is the number of games that each team in the current English Premiership, the top division in English Association Football, plays in a season.
  32. The 38 class is the most famous class of steam locomotive used in New South Wales.
  33. 38 is the number of the French department Isère.
  34. Pope Siricius was the 38th pope.
  35. Colorado was the 38th state to be admitted to the Union.
  36. 38 was the calling code assigned to Yugoslavia.
  37. Major League pitcher Curt Schilling wore the number 38.
  38. 38 in binary is 100110.