9138170142

Names of 9138170142

• Cardinal: 9138170142 can be written as Nine billion, one hundred thirty-eight million, one hundred seventy thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 9.138170142 × 10⁹

Factors of 9138170142

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 930

Divisors of 9138170142

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 18 27 31 54 62 93 186 279 293 558 586 601 837 879 961 1202 1674 1758 1803 1922 2637 2883 3606 5274 5409 5766 7911 8649 9083 10818 15822 16227 17298 18166 18631 25947 27249 32454 37262 51894 54498 55893 81747 111786 163494 167679 176093 245241 281573 335358 352186 490482 503037 528279 563146 577561 844719 1006074 1056558 1155122 1584837 1689438 1732683 2534157 3169674 3465366 4754511 5068314 5198049 5458883 7602471 9509022 10396098 10917766 15204942 15594147 16376649 31188294 32753298 49129947 98259894 147389841 169225373 294779682 338450746 507676119 1015352238 1523028357 3046056714 4569085071 9138170142
• Sum of all divisors σ(n): 21089890080
• Sum of proper divisors (its aliquot sum) s(n): 11951719938
• 9138170142 is an abundant number, because the sum of its proper divisors (11951719938) is greater than itself. Its abundance is 2813549796

Bases of 9138170142

• Binary: 1000100000101011010110100100011110₂
• Hexadecimal: 0x220AD691E
• Base-36: 474MP7I

Squares and roots of 9138170142

• 9138170142 squared (9138170142²) is 83506153544140300164
• 9138170142 cubed (9138170142³) is 763093438990330370017582503288
• The square root of 9138170142 is 95593.7766907449
• The cube root of 9138170142 is 2090.6744572023

Scales and comparisons

• 9,138,170,142 seconds is equal to 290 years, 29 weeks, 2 days, 20 hours, 35 minutes, 42 seconds.
• To count from 1 to 9,138,170,142 would take you about five hundred eighty-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 9138170142 cubic inches would be around 174.2 feet tall.

Recreational maths with 9138170142

• 9138170142 backwards is 2410718319
• The number of decimal digits it has is: 10
• The sum of 9138170142's digits is 36
• More coming soon!