2090201021

Names of 2090201021

• Cardinal: 2090201021 can be written as Two billion, ninety million, two hundred one thousand and twenty-one.

Scientific notation

• Scientific notation: 2.090201021 × 10⁹

Factors of 2090201021

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 10923

Divisors of 2090201021

• Number of divisors d(n): 8
• Complete list of divisors:
  1 71 5381 5471 382051 388441 29439451 2090201021
• Sum of all divisors σ(n): 2120421888
• Sum of proper divisors (its aliquot sum) s(n): 30220867
• 2090201021 is a deficient number, because the sum of its proper divisors (30220867) is less than itself. Its deficiency is 2059980154

Bases of 2090201021

• Binary: 1111100100101011110111110111101₂
• Hexadecimal: 0x7C95EFBD
• Base-36: YKG9FH

Squares and roots of 2090201021

• 2090201021 squared (2090201021²) is 4368940308189442441
• 2090201021 cubed (2090201021³) is 9131963492865627251598932261
• The square root of 2090201021 is 45718.7163096253
• The cube root of 2090201021 is 1278.5842543923

Scales and comparisons

• 2,090,201,021 seconds is equal to 66 years, 24 weeks, 3 hours, 23 minutes, 41 seconds.
• To count from 1 to 2,090,201,021 would take you about one hundred thirty-two 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 2090201021 cubic inches would be around 106.5 feet tall.

Recreational maths with 2090201021

• 2090201021 backwards is 1201020902
• The number of decimal digits it has is: 10
• The sum of 2090201021's digits is 17
• More coming soon!