1121490138

Names of 1121490138

• Cardinal: 1121490138 can be written as One billion, one hundred twenty-one million, four hundred ninety thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.121490138 × 10⁹

Factors of 1121490138

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1279

Divisors of 1121490138

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 41 43 82 86 97 123 129 194 246 258 291 582 1093 1763 2186 3279 3526 3977 4171 5289 6558 7954 8342 10578 11931 12513 23862 25026 44813 46999 89626 93998 106021 134439 140997 171011 212042 268878 281994 318063 342022 513033 636126 1026066 1926959 3853918 4346861 4558903 5780877 8693722 9117806 11561754 13040583 13676709 26081166 27353418 186915023 373830046 560745069 1121490138
• Sum of all divisors σ(n): 2377533312
• Sum of proper divisors (its aliquot sum) s(n): 1256043174
• 1121490138 is an abundant number, because the sum of its proper divisors (1256043174) is greater than itself. Its abundance is 134553036

Bases of 1121490138

• Binary: 1000010110110001001010011011010₂
• Hexadecimal: 0x42D894DA
• Base-36: IJPFBU

Squares and roots of 1121490138

• 1121490138 squared (1121490138²) is 1257740129631259044
• 1121490138 cubed (1121490138³) is 1410543151548298594369308072
• The square root of 1121490138 is 33488.6568557175
• The cube root of 1121490138 is 1038.9591836895

Scales and comparisons

• 1,121,490,138 seconds is equal to 35 years, 34 weeks, 2 days, 5 hours, 2 minutes, 18 seconds.
• To count from 1 to 1,121,490,138 would take you about seventy-one 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 1121490138 cubic inches would be around 86.6 feet tall.

Recreational maths with 1121490138

• 1121490138 backwards is 8310941211
• The number of decimal digits it has is: 10
• The sum of 1121490138's digits is 30
• More coming soon!