12820641390
12,820,641,390 is an even composite number composed of five prime numbers multiplied together.
12820641390 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 12820641390:
2 × 33 × 5 × 709 × 66973
(2 × 3 × 3 × 3 × 5 × 709 × 66973)See below for interesting mathematical facts about the number 12820641390 from the Numbermatics database.
Names of 12820641390
- Cardinal: 12820641390 can be written as Twelve billion, eight hundred twenty million, six hundred forty-one thousand, three hundred ninety.
Scientific notation
- Scientific notation: 1.282064139 × 1010
Factors of 12820641390
Divisors of 12820641390
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 709 1418 2127 3545 4254 6381 7090 10635 12762 19143 21270 31905 38286 63810 66973 95715 133946 191430 200919 334865 401838 602757 669730 1004595 1205514 1808271 2009190 3013785 3616542 6027570 9041355 18082710 47483857 94967714 142451571 237419285 284903142 427354713 474838570 712257855 854709426 1282064139 1424515710 2136773565 2564128278 4273547130 6410320695 12820641390
- Sum of all divisors σ(n): 34237108800
- Sum of proper divisors (its aliquot sum) s(n): 21416467410
- 12820641390 is an abundant number, because the sum of its proper divisors (21416467410) is greater than itself. Its abundance is 8595826020
Bases of 12820641390
- Binary: 10111111000010101101110110011011102
- Hexadecimal: 0x2FC2B766E
- Base-36: 5W12U7I
Squares and roots of 12820641390
- 12820641390 squared (128206413902) is 164368845650981132100
- 12820641390 cubed (128206413903) is 2107314025779490196310317619000
-
The
square root of 12820641390 is 113228.2711605189 -
The
cube root of 12820641390 is 2340.4709275727
Scales and comparisons
How big is 12820641390?- 12,820,641,390 seconds is equal to 407 years, 34 weeks, 1 day, 1 hour, 16 minutes, 30 seconds.
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To count from 1 to 12,820,641,390 would take you about eight hundred fifteen 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 12820641390 cubic inches would be around 195 feet tall.
Recreational maths with 12820641390
- 12820641390 backwards is 09314602821
- The number of decimal digits it has is: 11
- The sum of 12820641390's digits is 36
- More coming soon!
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