21427477760
21,427,477,760 is an even composite number composed of five prime numbers multiplied together.
21427477760 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 21427477760:
28 × 5 × 13 × 31 × 41539
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 31 × 41539)See below for interesting mathematical facts about the number 21427477760 from the Numbermatics database.
Names of 21427477760
- Cardinal: 21427477760 can be written as Twenty-one billion, four hundred twenty-seven million, four hundred seventy-seven thousand, seven hundred sixty.
Scientific notation
- Scientific notation: 2.142747776 × 1010
Factors of 21427477760
Divisors of 21427477760
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 31 32 40 52 62 64 65 80 104 124 128 130 155 160 208 248 256 260 310 320 403 416 496 520 620 640 806 832 992 1040 1240 1280 1612 1664 1984 2015 2080 2480 3224 3328 3968 4030 4160 4960 6448 7936 8060 8320 9920 12896 16120 16640 19840 25792 32240 39680 41539 51584 64480 83078 103168 128960 166156 207695 257920 332312 415390 515840 540007 664624 830780 1080014 1287709 1329248 1661560 2160028 2575418 2658496 2700035 3323120 4320056 5150836 5316992 5400070 6438545 6646240 8640112 10301672 10633984 10800140 12877090 13292480 16740217 17280224 20603344 21600280 25754180 26584960 33480434 34560448 41206688 43200560 51508360 53169920 66960868 69120896 82413376 83701085 86401120 103016720 133921736 138241792 164826752 167402170 172802240 206033440 267843472 329653504 334804340 345604480 412066880 535686944 669608680 691208960 824133760 1071373888 1339217360 1648267520 2142747776 2678434720 4285495552 5356869440 10713738880 21427477760
- Sum of all divisors σ(n): 57058014720
- Sum of proper divisors (its aliquot sum) s(n): 35630536960
- 21427477760 is an abundant number, because the sum of its proper divisors (35630536960) is greater than itself. Its abundance is 14203059200
Bases of 21427477760
- Binary: 100111111010010110101011101000000002
- Hexadecimal: 0x4FD2D5D00
- Base-36: 9UDD7NK
Squares and roots of 21427477760
- 21427477760 squared (214274777602) is 459136803155294617600
- 21427477760 cubed (214274777603) is 9838143638407573244871704576000
-
The
square root of 21427477760 is 146381.2753052793 -
The
cube root of 21427477760 is 2777.5188669521
Scales and comparisons
How big is 21427477760?- 21,427,477,760 seconds is equal to 681 years, 17 weeks, 5 hours, 9 minutes, 20 seconds.
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To count from 1 to 21,427,477,760 would take you about one thousand, three hundred sixty-two 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 21427477760 cubic inches would be around 231.5 feet tall.
Recreational maths with 21427477760
- 21427477760 backwards is 06777472412
- The number of decimal digits it has is: 11
- The sum of 21427477760's digits is 47
- More coming soon!
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The information we have on file for 21427477760 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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