13649748021
13,649,748,021 is an odd composite number composed of five prime numbers multiplied together.
13649748021 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 13649748021:
33 × 7 × 13 × 612 × 1493
(3 × 3 × 3 × 7 × 13 × 61 × 61 × 1493)See below for interesting mathematical facts about the number 13649748021 from the Numbermatics database.
Names of 13649748021
- Cardinal: 13649748021 can be written as Thirteen billion, six hundred forty-nine million, seven hundred forty-eight thousand and twenty-one.
Scientific notation
- Scientific notation: 1.3649748021 × 1010
Factors of 13649748021
Divisors of 13649748021
- Number of divisors d(n): 96
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Complete list of divisors:
1 3 7 9 13 21 27 39 61 63 91 117 183 189 273 351 427 549 793 819 1281 1493 1647 2379 2457 3721 3843 4479 5551 7137 10451 11163 11529 13437 16653 19409 21411 26047 31353 33489 40311 48373 49959 58227 78141 91073 94059 100467 135863 145119 149877 174681 234423 273219 282177 338611 407589 435357 524043 637511 703269 819657 1015833 1183949 1222767 1306071 1912533 2458971 3047499 3551847 3668301 5555453 5737599 8287643 9142497 10655541 16666359 17212797 24862929 31966623 38888171 49999077 72220889 74588787 116664513 149997231 216662667 223766361 349993539 505546223 649988001 1049980617 1516638669 1949964003 4549916007 13649748021
- Sum of all divisors σ(n): 25320072960
- Sum of proper divisors (its aliquot sum) s(n): 11670324939
- 13649748021 is a deficient number, because the sum of its proper divisors (11670324939) is less than itself. Its deficiency is 1979423082
Bases of 13649748021
- Binary: 11001011011001011010100000001101012
- Hexadecimal: 0x32D96A035
- Base-36: 69QPGZ9
Squares and roots of 13649748021
- 13649748021 squared (136497480212) is 186315621036793416441
- 13649748021 cubed (136497480213) is 2543161279528356904251368613261
-
The
square root of 13649748021 is 116832.1360799331 -
The
cube root of 13649748021 is 2389.8733043837
Scales and comparisons
How big is 13649748021?- 13,649,748,021 seconds is equal to 434 years, 1 week, 4 hours, 40 minutes, 21 seconds.
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To count from 1 to 13,649,748,021 would take you about eight hundred sixty-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 13649748021 cubic inches would be around 199.2 feet tall.
Recreational maths with 13649748021
- 13649748021 backwards is 12084794631
- The number of decimal digits it has is: 11
- The sum of 13649748021's digits is 45
- More coming soon!
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