842398131021
842,398,131,021 is an odd composite number composed of three prime numbers multiplied together.
What does the number 842398131021 look like?
This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.
842398131021 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 842398131021:
3 × 113 × 2484950239
See below for interesting mathematical facts about the number 842398131021 from the Numbermatics database.
Names of 842398131021
- Cardinal: 842398131021 can be written as Eight hundred forty-two billion, three hundred ninety-eight million, one hundred thirty-one thousand and twenty-one.
Scientific notation
- Scientific notation: 8.42398131021 × 1011
Factors of 842398131021
- Number of distinct prime factors ω(n): 3
- Total number of prime factors Ω(n): 3
- Sum of prime factors: 2484950355
Divisors of 842398131021
- Number of divisors d(n): 8
- Complete list of divisors:
- Sum of all divisors σ(n): 1133137309440
- Sum of proper divisors (its aliquot sum) s(n): 290739178419
- 842398131021 is a deficient number, because the sum of its proper divisors (290739178419) is less than itself. Its deficiency is 551658952602
Bases of 842398131021
- Binary: 11000100001000101101011101100011010011012
- Hexadecimal: 0xC422D7634D
- Base-36: AQZQ3HVX
Squares and roots of 842398131021
- 842398131021 squared (8423981310212) is 709634611147673882502441
- 842398131021 cubed (8423981310213) is 597794870138614570451671052870322261
-
The
square root of 842398131021 is 917822.4942879749 -
The
cube root of 842398131021 is 9444.3585152469
Scales and comparisons
How big is 842398131021?- 842,398,131,021 seconds is equal to 26,785 years, 34 weeks, 8 hours, 50 minutes, 21 seconds.
-
To count from 1 to 842,398,131,021 would take you about fifty-three thousand, five hundred seventy-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 842398131021 cubic inches would be around 787 feet tall.
Recreational maths with 842398131021
- 842398131021 backwards is 120131893248
- The number of decimal digits it has is: 12
- The sum of 842398131021's digits is 42
- More coming soon!
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