121307138655
121,307,138,655 is an odd composite number composed of six prime numbers multiplied together.
121307138655 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 121307138655:
3 × 5 × 192 × 31 × 37 × 19531
(3 × 5 × 19 × 19 × 31 × 37 × 19531)See below for interesting mathematical facts about the number 121307138655 from the Numbermatics database.
Names of 121307138655
- Cardinal: 121307138655 can be written as One hundred twenty-one billion, three hundred seven million, one hundred thirty-eight thousand, six hundred fifty-five.
Scientific notation
- Scientific notation: 1.21307138655 × 1011
Factors of 121307138655
Divisors of 121307138655
- Number of divisors d(n): 96
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Complete list of divisors:
1 3 5 15 19 31 37 57 93 95 111 155 185 285 361 465 555 589 703 1083 1147 1767 1805 2109 2945 3441 3515 5415 5735 8835 10545 11191 13357 17205 19531 21793 33573 40071 55955 58593 65379 66785 97655 108965 167865 200355 292965 326895 371089 414067 605461 722647 1113267 1242201 1816383 1855445 2070335 2167941 3027305 3613235 5566335 6211005 7050691 9081915 10839705 11503759 13730293 21152073 22402057 34511277 35253455 41190879 57518795 67206171 68651465 105760365 112010285 172556385 205954395 218571421 260875567 336030855 425639083 655714263 782626701 1092857105 1276917249 1304377835 2128195415 3278571315 3913133505 6384586245 8087142577 24261427731 40435712885 121307138655
- Sum of all divisors σ(n): 217178339328
- Sum of proper divisors (its aliquot sum) s(n): 95871200673
- 121307138655 is a deficient number, because the sum of its proper divisors (95871200673) is less than itself. Its deficiency is 25435937982
Bases of 121307138655
- Binary: 11100001111100111100000001010010111112
- Hexadecimal: 0x1C3E780A5F
- Base-36: 1JQ74Z8F
Squares and roots of 121307138655
- 121307138655 squared (1213071386552) is 14715421888663395209025
- 121307138655 cubed (1213071386553) is 1785085723414912455244258382361375
-
The
square root of 121307138655 is 348291.7435929253 -
The
cube root of 121307138655 is 4950.2688512275
Scales and comparisons
How big is 121307138655?- 121,307,138,655 seconds is equal to 3,857 years, 9 weeks, 6 days, 19 hours, 24 minutes, 15 seconds.
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To count from 1 to 121,307,138,655 would take you about seven thousand, seven hundred fourteen 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 121307138655 cubic inches would be around 412.5 feet tall.
Recreational maths with 121307138655
- 121307138655 backwards is 556831703121
- The number of decimal digits it has is: 12
- The sum of 121307138655's digits is 42
- More coming soon!
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