21330108318

Names of 21330108318

• Cardinal: 21330108318 can be written as Twenty-one billion, three hundred thirty million, one hundred eight thousand, three hundred eighteen.

Scientific notation

• Scientific notation: 2.1330108318 × 10¹⁰

Factors of 21330108318

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4957

Divisors of 21330108318

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 17 34 37 51 74 102 111 222 629 1258 1861 1887 3037 3722 3774 5583 6074 9111 11166 18222 31637 51629 63274 68857 94911 103258 112369 137714 154887 189822 206571 224738 309774 337107 413142 674214 1170569 1910273 2341138 3511707 3820546 5651857 5730819 7023414 11303714 11461638 16955571 33911142 96081569 192163138 209118709 288244707 418237418 576489414 627356127 1254712254 3555018053 7110036106 10665054159 21330108318
• Sum of all divisors σ(n): 46430653248
• Sum of proper divisors (its aliquot sum) s(n): 25100544930
• 21330108318 is an abundant number, because the sum of its proper divisors (25100544930) is greater than itself. Its abundance is 3770436612

Bases of 21330108318

• Binary: 10011110111010111111001111110011110₂
• Hexadecimal: 0x4F75F9F9E
• Base-36: 9SRE8WU

Squares and roots of 21330108318

• 21330108318 squared (21330108318²) is 454973520857612789124
• 21330108318 cubed (21330108318³) is 9704634481714713046917012333432
• The square root of 21330108318 is 146048.3081654833
• The cube root of 21330108318 is 2773.3053340631

Scales and comparisons

• 21,330,108,318 seconds is equal to 678 years, 12 weeks, 6 hours, 5 minutes, 18 seconds.
• To count from 1 to 21,330,108,318 would take you about one thousand, three hundred fifty-six 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 21330108318 cubic inches would be around 231.1 feet tall.

Recreational maths with 21330108318

• 21330108318 backwards is 81380103312
• The number of decimal digits it has is: 11
• The sum of 21330108318's digits is 30
• More coming soon!