31450840542

Names of 31450840542

• Cardinal: 31450840542 can be written as Thirty-one billion, four hundred fifty million, eight hundred forty thousand, five hundred forty-two.

Scientific notation

• Scientific notation: 3.1450840542 × 10¹⁰

Factors of 31450840542

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 145877

Divisors of 31450840542

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 81 99 121 162 198 242 297 363 594 726 891 1089 1331 1782 2178 2662 3267 3993 6534 7986 9801 11979 19602 23958 35937 71874 107811 145861 215622 291722 437583 875166 1312749 1604471 2625498 3208942 3938247 4813413 7876494 9626826 11814741 14440239 17649181 23629482 28880478 35298362 43320717 52947543 86641434 105895086 129962151 158842629 194140991 259924302 317685258 388281982 476527887 582422973 953055774 1164845946 1429583661 1747268919 2859167322 3494537838 5241806757 10483613514 15725420271 31450840542
• Sum of all divisors σ(n): 77515734384
• Sum of proper divisors (its aliquot sum) s(n): 46064893842
• 31450840542 is an abundant number, because the sum of its proper divisors (46064893842) is greater than itself. Its abundance is 14614053300

Bases of 31450840542

• Binary: 11101010010100111011011110111011110₂
• Hexadecimal: 0x7529DBDDE
• Base-36: EG50NVI

Squares and roots of 31450840542

• 31450840542 squared (31450840542²) is 989155370798310853764
• 31450840542 cubed (31450840542³) is 31109767838240557904679444500088
• The square root of 31450840542 is 177343.8483342459
• The cube root of 31450840542 is 3156.5360396585

Scales and comparisons

• 31,450,840,542 seconds is equal to 1,000 years, 2 weeks, 8 hours, 35 minutes, 42 seconds.
• To count from 1 to 31,450,840,542 would take you about two thousand 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 31450840542 cubic inches would be around 263 feet tall.

Recreational maths with 31450840542

• 31450840542 backwards is 24504805413
• The number of decimal digits it has is: 11
• The sum of 31450840542's digits is 36
• More coming soon!