18000451989
18,000,451,989 is an odd composite number composed of five prime numbers multiplied together.
18000451989 is an odd 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 18000451989:
33 × 13 × 172 × 292 × 211
(3 × 3 × 3 × 13 × 17 × 17 × 29 × 29 × 211)See below for interesting mathematical facts about the number 18000451989 from the Numbermatics database.
Names of 18000451989
- Cardinal: 18000451989 can be written as Eighteen billion, four hundred fifty-one thousand, nine hundred eighty-nine.
Scientific notation
- Scientific notation: 1.8000451989 × 1010
Factors of 18000451989
Divisors of 18000451989
- Number of divisors d(n): 144
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Complete list of divisors:
1 3 9 13 17 27 29 39 51 87 117 153 211 221 261 289 351 377 459 493 633 663 783 841 867 1131 1479 1899 1989 2523 2601 2743 3393 3587 3757 4437 5697 5967 6119 6409 7569 7803 8229 8381 10179 10761 10933 11271 13311 14297 18357 19227 22707 24687 25143 32283 32799 33813 42891 46631 55071 57681 60979 74061 75429 79547 96849 98397 101439 104023 108953 128673 139893 165213 173043 177451 182937 185861 226287 238641 243049 295191 312069 326859 386019 419679 532353 548811 557583 715923 729147 792727 936207 980577 1259037 1352299 1597059 1646433 1672749 1768391 2147769 2187441 2306863 2378181 2808621 2941731 3016667 3159637 4056897 4791177 5018247 5305173 6562323 6920589 7134543 9050001 9478911 12170691 15915519 20761767 21403629 22989083 27150003 28436733 36512073 39216671 47746557 51283339 62285301 68967249 81450009 85310199 117650013 153850017 206901747 352950039 461550051 620705241 666683407 1058850117 1384650153 2000050221 6000150663 18000451989
- Sum of all divisors σ(n): 31745371840
- Sum of proper divisors (its aliquot sum) s(n): 13744919851
- 18000451989 is a deficient number, because the sum of its proper divisors (13744919851) is less than itself. Its deficiency is 4255532138
Bases of 18000451989
- Binary: 100001100001110100100011001100101012
- Hexadecimal: 0x430E91995
- Base-36: 89P05N9
Squares and roots of 18000451989
- 18000451989 squared (180004519892) is 324016271808294056121
- 18000451989 cubed (180004519893) is 5832439344339971369200132074669
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The
square root of 18000451989 is 134165.7631029617 -
The
cube root of 18000451989 is 2620.7633300675
Scales and comparisons
How big is 18000451989?- 18,000,451,989 seconds is equal to 572 years, 18 weeks, 4 days, 13 hours, 33 minutes, 9 seconds.
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To count from 1 to 18,000,451,989 would take you about one thousand, one hundred forty-four 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 18000451989 cubic inches would be around 218.4 feet tall.
Recreational maths with 18000451989
- 18000451989 backwards is 98915400081
- The number of decimal digits it has is: 11
- The sum of 18000451989's digits is 45
- More coming soon!
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The information we have on file for 18000451989 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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