21345441348

Names of 21345441348

• Cardinal: 21345441348 can be written as Twenty-one billion, three hundred forty-five million, four hundred forty-one thousand, three hundred forty-eight.

Scientific notation

• Scientific notation: 2.1345441348 × 10¹⁰

Factors of 21345441348

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 54185

Divisors of 21345441348

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 49 61 66 77 84 98 122 132 147 154 183 196 231 244 294 308 366 427 462 539 588 671 732 854 924 1078 1281 1342 1617 1708 2013 2156 2562 2684 2989 3234 4026 4697 5124 5978 6468 8052 8967 9394 11956 14091 17934 18788 28182 32879 35868 54101 56364 65758 98637 108202 131516 162303 197274 216404 324606 378707 394548 595111 649212 757414 1136121 1190222 1514828 1785333 2272242 2380444 2650949 3300161 3570666 4165777 4544484 5301898 6600322 7141332 7952847 8331554 9900483 10603796 12497331 13200644 15905694 16663108 19800966 23101127 24994662 29160439 31811388 36301771 39601932 46202254 49989324 58320878 69303381 72603542 87481317 92404508 108905313 116641756 138606762 145207084 161707889 174962634 217810626 254112397 277213524 323415778 349925268 435621252 485123667 508224794 646831556 762337191 970247334 1016449588 1524674382 1778786779 1940494668 3049348764 3557573558 5336360337 7115147116 10672720674 21345441348
• Sum of all divisors σ(n): 64242013248
• Sum of proper divisors (its aliquot sum) s(n): 42896571900
• 21345441348 is an abundant number, because the sum of its proper divisors (42896571900) is greater than itself. Its abundance is 21551130552

Bases of 21345441348

• Binary: 10011111000010010011001011001000100₂
• Hexadecimal: 0x4F8499644
• Base-36: 9T0IVYC

Squares and roots of 21345441348

• 21345441348 squared (21345441348²) is 455627866340908057104
• 21345441348 cubed (21345441348³) is 9725577897494236305974066736192
• The square root of 21345441348 is 146100.7917432345
• The cube root of 21345441348 is 2773.9696999467

Scales and comparisons

• 21,345,441,348 seconds is equal to 678 years, 37 weeks, 2 days, 17 hours, 15 minutes, 48 seconds.
• To count from 1 to 21,345,441,348 would take you about one thousand, three hundred fifty-seven 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 21345441348 cubic inches would be around 231.2 feet tall.

Recreational maths with 21345441348

• 21345441348 backwards is 84314454312
• The number of decimal digits it has is: 11
• The sum of 21345441348's digits is 39
• More coming soon!