18221137142
18,221,137,142 is an even composite number composed of seven prime numbers multiplied together.
18221137142 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 18221137142:
2 × 13 × 19 × 23 × 37 × 89 × 487
See below for interesting mathematical facts about the number 18221137142 from the Numbermatics database.
Names of 18221137142
- Cardinal: 18221137142 can be written as Eighteen billion, two hundred twenty-one million, one hundred thirty-seven thousand, one hundred forty-two.
Scientific notation
- Scientific notation: 1.8221137142 × 1010
Factors of 18221137142
Divisors of 18221137142
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 13 19 23 26 37 38 46 74 89 178 247 299 437 481 487 494 598 703 851 874 962 974 1157 1406 1691 1702 2047 2314 3293 3382 4094 5681 6331 6586 9139 9253 11063 11201 11362 12662 16169 18019 18278 18506 21983 22126 22402 26611 32338 36038 38893 42809 43343 43966 53222 62567 75739 77786 85618 86686 120289 125134 145613 151478 210197 212819 234247 240578 291226 342361 414437 420394 425638 468494 505609 563459 684722 813371 823517 828874 984607 996889 1011218 1126918 1439041 1603691 1626742 1647034 1969214 1993778 2766647 2878082 3207382 4450693 5387681 5533294 7874303 8901386 10705721 10775362 12959557 15748606 18707533 18940891 20847983 21411442 25919114 30470129 36884893 37415066 37881782 41695966 60940258 73769786 102365939 204731878 246231583 396111677 479503609 492463166 700812967 792223354 959007218 1401625934 9110568571 18221137142
- Sum of all divisors σ(n): 33646233600
- Sum of proper divisors (its aliquot sum) s(n): 15425096458
- 18221137142 is a deficient number, because the sum of its proper divisors (15425096458) is less than itself. Its deficiency is 2796040684
Bases of 18221137142
- Binary: 100001111100001000001111100111101102
- Hexadecimal: 0x43E107CF6
- Base-36: 8DCE7EE
Squares and roots of 18221137142
- 18221137142 squared (182211371422) is 332009838747571928164
- 18221137142 cubed (182211371423) is 6049596804312813622585616267288
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The
square root of 18221137142 is 134985.6923603387 -
The
cube root of 18221137142 is 2631.4300242531
Scales and comparisons
How big is 18221137142?- 18,221,137,142 seconds is equal to 579 years, 19 weeks, 3 days, 18 hours, 59 minutes, 2 seconds.
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To count from 1 to 18,221,137,142 would take you about one thousand, one hundred fifty-eight 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 18221137142 cubic inches would be around 219.3 feet tall.
Recreational maths with 18221137142
- 18221137142 backwards is 24173112281
- The number of decimal digits it has is: 11
- The sum of 18221137142's digits is 32
- More coming soon!
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The information we have on file for 18221137142 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!
Keywords: Divisors of 18221137142, math, Factors of 18221137142, curriculum, school, college, exams, university, Prime factorization of 18221137142, STEM, science, technology, engineering, physics, economics, calculator, eighteen billion, two hundred twenty-one million, one hundred thirty-seven thousand, one hundred forty-two.