18421649076

Names of 18421649076

• Cardinal: 18421649076 can be written as Eighteen billion, four hundred twenty-one million, six hundred forty-nine thousand and seventy-six.

Scientific notation

• Scientific notation: 1.8421649076 × 10¹⁰

Factors of 18421649076

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1059

Divisors of 18421649076

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 12 97 151 163 194 291 302 326 388 453 489 582 604 643 652 906 978 1164 1286 1812 1929 1956 2572 3858 7716 14647 15811 24613 29294 31622 43941 47433 49226 58588 62371 63244 73839 87882 94866 97093 98452 104809 124742 147678 175764 187113 189732 194186 209618 249484 291279 295356 314427 374226 388372 419236 582558 628854 748452 1165116 1257708 2387461 4774922 7162383 9418021 9549844 10166473 14324766 15826159 18836042 20332946 28254063 28649532 30499419 31652318 37672084 40665892 47478477 56508126 60998838 63304636 94956954 113016252 121997676 189913908 1535137423 3070274846 4605412269 6140549692 9210824538 18421649076
• Sum of all divisors σ(n): 44051166208
• Sum of proper divisors (its aliquot sum) s(n): 25629517132
• 18421649076 is an abundant number, because the sum of its proper divisors (25629517132) is greater than itself. Its abundance is 7207868056

Bases of 18421649076

• Binary: 10001001010000001000000111010110100₂
• Hexadecimal: 0x44A040EB4
• Base-36: 8GNRVEC

Squares and roots of 18421649076

• 18421649076 squared (18421649076²) is 339357154679291653776
• 18421649076 cubed (18421649076³) is 6251518414931762170117162310976
• The square root of 18421649076 is 135726.3757565197
• The cube root of 18421649076 is 2641.0472331749

Scales and comparisons

• 18,421,649,076 seconds is equal to 585 years, 39 weeks, 12 hours, 44 minutes, 36 seconds.
• To count from 1 to 18,421,649,076 would take you about one thousand, one hundred 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 18421649076 cubic inches would be around 220.1 feet tall.

Recreational maths with 18421649076

• 18421649076 backwards is 67094612481
• The number of decimal digits it has is: 11
• The sum of 18421649076's digits is 48
• More coming soon!