13140490

Names of 13140490

• Cardinal: 13140490 can be written as Thirteen million, one hundred forty thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.314049 × 10⁷

Factors of 13140490

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 7062

Divisors of 13140490

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 11 17 22 34 55 85 110 170 187 374 935 1870 7027 14054 35135 70270 77297 119459 154594 238918 386485 597295 772970 1194590 1314049 2628098 6570245 13140490
• Sum of all divisors σ(n): 27324864
• Sum of proper divisors (its aliquot sum) s(n): 14184374
• 13140490 is an abundant number, because the sum of its proper divisors (14184374) is greater than itself. Its abundance is 1043884

Bases of 13140490

• Binary: 110010001000001000001010₂
• Hexadecimal: 0xC8820A
• Base-36: 7TN9M

Squares and roots of 13140490

• 13140490 squared (13140490²) is 172672477440100
• 13140490 cubed (13140490³) is 2269000963076859649000
• The square root of 13140490 is 3624.9813792625
• The cube root of 13140490 is 235.9774588257

Scales and comparisons

• 13,140,490 seconds is equal to 21 weeks, 5 days, 2 hours, 8 minutes, 10 seconds.
• To count from 1 to 13,140,490 would take you about thirty-two 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 13140490 cubic inches would be around 19.7 feet tall.

Recreational maths with 13140490

• 13140490 backwards is 09404131
• 13140490 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13140490's digits is 22
• More coming soon!