21431037240
21,431,037,240 is an even composite number composed of five prime numbers multiplied together.
21431037240 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 21431037240:
23 × 33 × 5 × 5113 × 3881
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 5113 × 3881)See below for interesting mathematical facts about the number 21431037240 from the Numbermatics database.
Names of 21431037240
- Cardinal: 21431037240 can be written as Twenty-one billion, four hundred thirty-one million, thirty-seven thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.143103724 × 1010
Factors of 21431037240
Divisors of 21431037240
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 3881 5113 7762 10226 11643 15339 15524 19405 20452 23286 25565 30678 31048 34929 38810 40904 46017 46572 51130 58215 61356 69858 76695 77620 92034 93144 102260 104787 116430 122712 138051 139716 153390 155240 174645 184068 204520 209574 230085 232860 276102 279432 306780 349290 368136 419148 460170 465720 523935 552204 613560 690255 698580 838296 920340 1047870 1104408 1380510 1397160 1840680 2095740 2761020 4191480 5522040 19843553 39687106 59530659 79374212 99217765 119061318 158748424 178591977 198435530 238122636 297653295 357183954 396871060 476245272 535775931 595306590 714367908 793742120 892959885 1071551862 1190613180 1428735816 1785919770 2143103724 2381226360 2678879655 3571839540 4286207448 5357759310 7143679080 10715518620 21431037240
- Sum of all divisors σ(n): 71469172800
- Sum of proper divisors (its aliquot sum) s(n): 50038135560
- 21431037240 is an abundant number, because the sum of its proper divisors (50038135560) is greater than itself. Its abundance is 28607098320
Bases of 21431037240
- Binary: 100111111010110001110101101001110002
- Hexadecimal: 0x4FD63AD38
- Base-36: 9UFHI60
Squares and roots of 21431037240
- 21431037240 squared (214310372402) is 459289357182266817600
- 21431037240 cubed (214310372403) is 9843047317708821635601887424000
-
The
square root of 21431037240 is 146393.4330494371 -
The
cube root of 21431037240 is 2777.6726566417
Scales and comparisons
How big is 21431037240?- 21,431,037,240 seconds is equal to 681 years, 22 weeks, 6 days, 9 hours, 54 minutes.
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To count from 1 to 21,431,037,240 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 21431037240 cubic inches would be around 231.5 feet tall.
Recreational maths with 21431037240
- 21431037240 backwards is 04273013412
- 21431037240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21431037240's digits is 27
- More coming soon!
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The information we have on file for 21431037240 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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