16138419921
16,138,419,921 is an odd composite number composed of five prime numbers multiplied together.
16138419921 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 16138419921:
32 × 132 × 312 × 61 × 181
(3 × 3 × 13 × 13 × 31 × 31 × 61 × 181)See below for interesting mathematical facts about the number 16138419921 from the Numbermatics database.
Names of 16138419921
- Cardinal: 16138419921 can be written as Sixteen billion, one hundred thirty-eight million, four hundred nineteen thousand, nine hundred twenty-one.
Scientific notation
- Scientific notation: 1.6138419921 × 1010
Factors of 16138419921
Divisors of 16138419921
- Number of divisors d(n): 108
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Complete list of divisors:
1 3 9 13 31 39 61 93 117 169 181 183 279 403 507 543 549 793 961 1209 1521 1629 1891 2353 2379 2883 3627 5239 5611 5673 7059 7137 8649 10309 11041 12493 15717 16833 17019 21177 24583 30589 30927 33123 37479 47151 50499 58621 72943 73749 91767 92781 99369 112437 143533 162409 173941 175863 218829 221247 275301 319579 342271 430599 487227 521823 527589 656487 762073 948259 958737 1026813 1291797 1461681 1565469 1865929 2261233 2286219 2844777 2876211 3080439 4449523 5597787 6783699 6858657 8534331 9906949 10610401 13348569 16793361 20351097 29396029 29720847 31831203 40045707 57843799 88188087 89162541 95493609 137935213 173531397 264564261 413805639 520594191 1241416917 1793157769 5379473307 16138419921
- Sum of all divisors σ(n): 26656723548
- Sum of proper divisors (its aliquot sum) s(n): 10518303627
- 16138419921 is a deficient number, because the sum of its proper divisors (10518303627) is less than itself. Its deficiency is 5620116294
Bases of 16138419921
- Binary: 11110000011110110010111110110100012
- Hexadecimal: 0x3C1ECBED1
- Base-36: 7EWECI9
Squares and roots of 16138419921
- 16138419921 squared (161384199212) is 260448597546529646241
- 16138419921 cubed (161384199213) is 4203228835041425767312837166961
-
The
square root of 16138419921 is 127037.0808897937 -
The
cube root of 16138419921 is 2527.0878354171
Scales and comparisons
How big is 16138419921?- 16,138,419,921 seconds is equal to 513 years, 7 weeks, 6 days, 6 hours, 25 minutes, 21 seconds.
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To count from 1 to 16,138,419,921 would take you about one thousand and twenty-six 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 16138419921 cubic inches would be around 210.6 feet tall.
Recreational maths with 16138419921
- 16138419921 backwards is 12991483161
- The number of decimal digits it has is: 11
- The sum of 16138419921's digits is 45
- More coming soon!
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The information we have on file for 16138419921 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 16138419921, math, Factors of 16138419921, curriculum, school, college, exams, university, Prime factorization of 16138419921, STEM, science, technology, engineering, physics, economics, calculator, sixteen billion, one hundred thirty-eight million, four hundred nineteen thousand, nine hundred twenty-one.