3681138

Names of 3681138

• Cardinal: 3681138 can be written as Three million, six hundred eighty-one thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 3.681138 × 10⁶

Factors of 3681138

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 613528

Divisors of 3681138

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 613523 1227046 1840569 3681138
• Sum of all divisors σ(n): 7362288
• Sum of proper divisors (its aliquot sum) s(n): 3681150
• 3681138 is an abundant number, because the sum of its proper divisors (3681150) is greater than itself. Its abundance is 12

Bases of 3681138

• Binary: 1110000010101101110010₂
• Hexadecimal: 0x382B72
• Base-36: 26WDU

Squares and roots of 3681138

• 3681138 squared (3681138²) is 13550776975044
• 3681138 cubed (3681138³) is 49882280052359520072
• The square root of 3681138 is 1918.6291981517
• The cube root of 3681138 is 154.4047653053

Scales and comparisons

• 3,681,138 seconds is equal to 6 weeks, 14 hours, 32 minutes, 18 seconds.
• To count from 1 to 3,681,138 would take you about nine weeks!

  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 3681138 cubic inches would be around 12.9 feet tall.

Recreational maths with 3681138

• 3681138 backwards is 8311863
• The number of decimal digits it has is: 7
• The sum of 3681138's digits is 30
• More coming soon!