40042764721
40,042,764,721 is an odd composite number composed of three prime numbers multiplied together.
40042764721 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.
Prime factorization of 40042764721:
461 × 3881 × 22381
See below for interesting mathematical facts about the number 40042764721 from the Numbermatics database.
Names of 40042764721
- Cardinal: 40042764721 can be written as Forty billion, forty-two million, seven hundred sixty-four thousand, seven hundred twenty-one.
Scientific notation
- Scientific notation: 4.0042764721 × 1010
Factors of 40042764721
Divisors of 40042764721
- Number of divisors d(n): 8
- Complete list of divisors:
- Sum of all divisors σ(n): 40141758888
- Sum of proper divisors (its aliquot sum) s(n): 98994167
- 40042764721 is a deficient number, because the sum of its proper divisors (98994167) is less than itself. Its deficiency is 39943770554
Bases of 40042764721
- Binary: 1001010100101011110000011001101100012
- Hexadecimal: 0x952BC19B1
- Base-36: IE8FF01
Squares and roots of 40042764721
- 40042764721 squared (400427647212) is 1603423006501362207841
- 40042764721 cubed (400427647213) is 64205490197572500254578264377361
-
The
square root of 40042764721 is 200106.8832424313 -
The
cube root of 40042764721 is 3421.1702366767
Scales and comparisons
How big is 40042764721?- 40,042,764,721 seconds is equal to 1,273 years, 12 weeks, 1 day, 22 hours, 12 minutes, 1 second.
-
To count from 1 to 40,042,764,721 would take you about two thousand, five hundred forty-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 40042764721 cubic inches would be around 285.1 feet tall.
Recreational maths with 40042764721
- 40042764721 backwards is 12746724004
- The number of decimal digits it has is: 11
- The sum of 40042764721's digits is 37
- More coming soon!
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