1081139198

Names of 1081139198

• Cardinal: 1081139198 can be written as One billion, eighty-one million, one hundred thirty-nine thousand, one hundred ninety-eight.

Scientific notation

• Scientific notation: 1.081139198 × 10⁹

Factors of 1081139198

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 8372

Divisors of 1081139198

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 29 31 58 62 73 146 899 1798 2117 2263 4234 4526 8237 16474 65627 131254 238873 255347 477746 510694 601301 1202602 7405063 14810126 17437729 18640331 34875458 37280662 540569599 1081139198
• Sum of all divisors σ(n): 1755682560
• Sum of proper divisors (its aliquot sum) s(n): 674543362
• 1081139198 is a deficient number, because the sum of its proper divisors (674543362) is less than itself. Its deficiency is 406595836

Bases of 1081139198

• Binary: 1000000011100001101111111111110₂
• Hexadecimal: 0x4070DFFE
• Base-36: HVOKCE

Squares and roots of 1081139198

• 1081139198 squared (1081139198²) is 1168861965452083204
• 1081139198 cubed (1081139198³) is 1263702487901568942601830392
• The square root of 1081139198 is 32880.6812277363
• The cube root of 1081139198 is 1026.3461822011

Scales and comparisons

• 1,081,139,198 seconds is equal to 34 years, 19 weeks, 4 days, 4 hours, 26 minutes, 38 seconds.
• To count from 1 to 1,081,139,198 would take you about sixty-eight 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 1081139198 cubic inches would be around 85.5 feet tall.

Recreational maths with 1081139198

• 1081139198 backwards is 8919311801
• The number of decimal digits it has is: 10
• The sum of 1081139198's digits is 41
• More coming soon!