38742438889

Names of 38742438889

• Cardinal: 38742438889 can be written as Thirty-eight billion, seven hundred forty-two million, four hundred thirty-eight thousand, eight hundred eighty-nine.

Scientific notation

• Scientific notation: 3.8742438889 × 10¹⁰

Factors of 38742438889

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8342

Divisors of 38742438889

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 11 19 53 61 77 133 209 371 427 583 671 1007 1159 1463 3233 4081 4697 7049 8113 8191 11077 12749 22631 35563 57337 61427 77539 89243 90101 155629 248941 429989 434123 499651 630707 675697 1089403 1711919 3038861 3497557 4729879 4775353 5496161 8248337 9493369 11983433 26481503 33427471 38473127 57738359 66453583 90731707 104427059 185370521 291296533 503148557 635121949 730989413 2039075731 3522039899 5534634127 38742438889
• Sum of all divisors σ(n): 52659486720
• Sum of proper divisors (its aliquot sum) s(n): 13917047831
• 38742438889 is a deficient number, because the sum of its proper divisors (13917047831) is less than itself. Its deficiency is 24825391058

Bases of 38742438889

• Binary: 100100000101001110101011001111101001₂
• Hexadecimal: 0x9053AB3E9
• Base-36: HSQ8X61

Squares and roots of 38742438889

• 38742438889 squared (38742438889²) is 1500976571067899554321
• 38742438889 cubed (38742438889³) is 58151493078418863952871678389369
• The square root of 38742438889 is 196830.9906722005
• The cube root of 38742438889 is 3383.7296135041

Scales and comparisons

• 38,742,438,889 seconds is equal to 1,231 years, 46 weeks, 1 day, 20 hours, 34 minutes, 49 seconds.
• To count from 1 to 38,742,438,889 would take you about two thousand, four hundred sixty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 38742438889 cubic inches would be around 282 feet tall.

Recreational maths with 38742438889

• 38742438889 backwards is 98883424783
• The number of decimal digits it has is: 11
• The sum of 38742438889's digits is 64
• More coming soon!