21008240880
21,008,240,880 is an even composite number composed of five prime numbers multiplied together.
21008240880 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 21008240880:
24 × 3 × 5 × 11 × 7957667
(2 × 2 × 2 × 2 × 3 × 5 × 11 × 7957667)See below for interesting mathematical facts about the number 21008240880 from the Numbermatics database.
Names of 21008240880
- Cardinal: 21008240880 can be written as Twenty-one billion, eight million, two hundred forty thousand, eight hundred eighty.
Scientific notation
- Scientific notation: 2.100824088 × 1010
Factors of 21008240880
Divisors of 21008240880
- Number of divisors d(n): 80
-
Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 40 44 48 55 60 66 80 88 110 120 132 165 176 220 240 264 330 440 528 660 880 1320 2640 7957667 15915334 23873001 31830668 39788335 47746002 63661336 79576670 87534337 95492004 119365005 127322672 159153340 175068674 190984008 238730010 262603011 318306680 350137348 381968016 437671685 477460020 525206022 636613360 700274696 875343370 954920040 1050412044 1313015055 1400549392 1750686740 1909840080 2100824088 2626030110 3501373480 4201648176 5252060220 7002746960 10504120440 21008240880
- Sum of all divisors σ(n): 71046059904
- Sum of proper divisors (its aliquot sum) s(n): 50037819024
- 21008240880 is an abundant number, because the sum of its proper divisors (50037819024) is greater than itself. Its abundance is 29029578144
Bases of 21008240880
- Binary: 100111001000011000001010000111100002
- Hexadecimal: 0x4E43050F0
- Base-36: 9NFRIEO
Squares and roots of 21008240880
- 21008240880 squared (210082408802) is 441346184872103174400
- 21008240880 cubed (210082408803) is 9271906963262155480007849472000
-
The
square root of 21008240880 is 144942.1984102629 -
The
cube root of 21008240880 is 2759.2850174871
Scales and comparisons
How big is 21008240880?- 21,008,240,880 seconds is equal to 667 years, 51 weeks, 5 days, 22 hours, 28 minutes.
-
To count from 1 to 21,008,240,880 would take you about one thousand, three hundred thirty-five 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 21008240880 cubic inches would be around 229.9 feet tall.
Recreational maths with 21008240880
- 21008240880 backwards is 08804280012
- 21008240880 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21008240880's digits is 33
- More coming soon!
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The information we have on file for 21008240880 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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