121991144742
121,991,144,742 is an even composite number composed of five prime numbers multiplied together.
121991144742 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 121991144742:
2 × 33 × 29 × 37 × 14512
(2 × 3 × 3 × 3 × 29 × 37 × 1451 × 1451)See below for interesting mathematical facts about the number 121991144742 from the Numbermatics database.
Names of 121991144742
- Cardinal: 121991144742 can be written as One hundred twenty-one billion, nine hundred ninety-one million, one hundred forty-four thousand, seven hundred forty-two.
Scientific notation
- Scientific notation: 1.21991144742 × 1011
Factors of 121991144742
Divisors of 121991144742
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 3 6 9 18 27 29 37 54 58 74 87 111 174 222 261 333 522 666 783 999 1073 1451 1566 1998 2146 2902 3219 4353 6438 8706 9657 13059 19314 26118 28971 39177 42079 53687 57942 78354 84158 107374 126237 161061 252474 322122 378711 483183 757422 966366 1136133 1449549 1556923 2105401 2272266 2899098 3113846 4210802 4670769 6316203 9341538 12632406 14012307 18948609 28024614 37897218 42036921 56845827 61056629 77899837 84073842 113691654 122113258 155799674 183169887 233699511 366339774 467399022 549509661 701098533 1099019322 1402197066 1648528983 2103295599 2259095273 3297057966 4206591198 4518190546 6777285819 13554571638 20331857457 40663714914 60995572371 121991144742
- Sum of all divisors σ(n): 288217490400
- Sum of proper divisors (its aliquot sum) s(n): 166226345658
- 121991144742 is an abundant number, because the sum of its proper divisors (166226345658) is greater than itself. Its abundance is 44235200916
Bases of 121991144742
- Binary: 11100011001110011110100100101001001102
- Hexadecimal: 0x1C673D2526
- Base-36: 1K1IDLPI
Squares and roots of 121991144742
- 121991144742 squared (1219911447422) is 14881839395463594246564
- 121991144742 cubed (1219911447423) is 1815452623719197103924147360166488
-
The
square root of 121991144742 is 349272.3074364757 -
The
cube root of 121991144742 is 4959.5556631039
Scales and comparisons
How big is 121991144742?- 121,991,144,742 seconds is equal to 3,878 years, 48 weeks, 6 days, 13 hours, 5 minutes, 42 seconds.
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To count from 1 to 121,991,144,742 would take you about seven thousand, seven hundred fifty-seven 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 121991144742 cubic inches would be around 413.3 feet tall.
Recreational maths with 121991144742
- 121991144742 backwards is 247441199121
- The number of decimal digits it has is: 12
- The sum of 121991144742's digits is 45
- More coming soon!
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The information we have on file for 121991144742 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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