21209684004
21,209,684,004 is an even composite number composed of four prime numbers multiplied together.
21209684004 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 21209684004:
22 × 33 × 1531 × 128273
(2 × 2 × 3 × 3 × 3 × 1531 × 128273)See below for interesting mathematical facts about the number 21209684004 from the Numbermatics database.
Names of 21209684004
- Cardinal: 21209684004 can be written as Twenty-one billion, two hundred nine million, six hundred eighty-four thousand and four.
Scientific notation
- Scientific notation: 2.1209684004 × 1010
Factors of 21209684004
Divisors of 21209684004
- Number of divisors d(n): 48
-
Complete list of divisors:
1 2 3 4 6 9 12 18 27 36 54 108 1531 3062 4593 6124 9186 13779 18372 27558 41337 55116 82674 128273 165348 256546 384819 513092 769638 1154457 1539276 2308914 3463371 4617828 6926742 13853484 196385963 392771926 589157889 785543852 1178315778 1767473667 2356631556 3534947334 5302421001 7069894668 10604842002 21209684004
- Sum of all divisors σ(n): 55024415040
- Sum of proper divisors (its aliquot sum) s(n): 33814731036
- 21209684004 is an abundant number, because the sum of its proper divisors (33814731036) is greater than itself. Its abundance is 12605047032
Bases of 21209684004
- Binary: 100111100000011001000011000001001002
- Hexadecimal: 0x4F0321824
- Base-36: 9QRP4X0
Squares and roots of 21209684004
- 21209684004 squared (212096840042) is 449850695549533472016
- 21209684004 cubed (212096840043) is 9541191101585214071080336832064
-
The
square root of 21209684004 is 145635.4489950849 -
The
cube root of 21209684004 is 2768.0763579527
Scales and comparisons
How big is 21209684004?- 21,209,684,004 seconds is equal to 674 years, 20 weeks, 6 days, 10 hours, 53 minutes, 24 seconds.
-
To count from 1 to 21,209,684,004 would take you about one thousand, three hundred forty-eight 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 21209684004 cubic inches would be around 230.7 feet tall.
Recreational maths with 21209684004
- 21209684004 backwards is 40048690212
- 21209684004 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21209684004's digits is 36
- More coming soon!
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The information we have on file for 21209684004 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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