18123389590999097

Names of 18123389590999097

• Cardinal: 18123389590999097 can be written as Eighteen quadrillion, one hundred twenty-three trillion, three hundred eighty-nine billion, five hundred ninety million, nine hundred ninety-nine thousand and ninety-seven.

Scientific notation

• Scientific notation: 1.8123389590999097 × 10¹⁶

Factors of 18123389590999097

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 85752343

Divisors of 18123389590999097

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7753 27271 85717319 211432063 664566374207 2337597006449 18123389590999097
• Sum of all divisors σ(n): 18126392051564160
• Sum of proper divisors (its aliquot sum) s(n): 3002460565063
• 18123389590999097 is a deficient number, because the sum of its proper divisors (3002460565063) is less than itself. Its deficiency is 18120387130434034

Bases of 18123389590999097

• Binary: 1000000011000110010000001110110101100101001000000111001₂
• Hexadecimal: 0x40632076B29039
• Base-36: 4YG7E8MFF3T

Squares and roots of 18123389590999097

• 18123389590999097 squared (18123389590999097²) is 328457250267134416439398654815409
• 18123389590999097 cubed (18123389590999097³) is 5952758710579569255398665640602940720022420685673
• The square root of 18123389590999097 is 134623139.1366250119
• The cube root of 18123389590999097 is 262671.6136928939

Scales and comparisons

• 18,123,389,590,999,097 seconds is equal to 576,267,729 years, 34 weeks, 5 days, 12 hours, 38 minutes, 17 seconds.
• To count from 1 to 18,123,389,590,999,097 would take you about one billion, seven hundred twenty-eight million, eight hundred three thousand, one hundred eighty-nine 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 18123389590999097 cubic inches would be around 21889.3 feet tall.

Recreational maths with 18123389590999097

• 18123389590999097 backwards is 79099909598332181
• The number of decimal digits it has is: 17
• The sum of 18123389590999097's digits is 92
• More coming soon!