12742721145
12,742,721,145 is an odd composite number composed of five prime numbers multiplied together.
12742721145 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred divisors.
Prime factorization of 12742721145:
34 × 5 × 7 × 114 × 307
(3 × 3 × 3 × 3 × 5 × 7 × 11 × 11 × 11 × 11 × 307)See below for interesting mathematical facts about the number 12742721145 from the Numbermatics database.
Names of 12742721145
- Cardinal: 12742721145 can be written as Twelve billion, seven hundred forty-two million, seven hundred twenty-one thousand, one hundred forty-five.
Scientific notation
- Scientific notation: 1.2742721145 × 1010
Factors of 12742721145
Divisors of 12742721145
- Number of divisors d(n): 200
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Complete list of divisors:
1 3 5 7 9 11 15 21 27 33 35 45 55 63 77 81 99 105 121 135 165 189 231 297 307 315 363 385 405 495 567 605 693 847 891 921 945 1089 1155 1331 1485 1535 1815 2079 2149 2541 2763 2835 3267 3377 3465 3993 4235 4455 4605 5445 6237 6447 6655 7623 8289 9317 9801 10131 10395 10745 11979 12705 13815 14641 16335 16885 19341 19965 22869 23639 24867 27951 30393 31185 32235 35937 37147 38115 41445 43923 46585 49005 50655 58023 59895 68607 70917 73205 83853 91179 96705 102487 107811 111441 114345 118195 124335 131769 139755 151965 174069 179685 185735 212751 219615 251559 260029 273537 290115 307461 334323 343035 354585 395307 408617 419265 455895 512435 539055 557205 638253 658845 754677 780087 870345 922383 1002969 1063755 1185921 1225851 1257795 1300145 1367685 1537305 1671615 1914759 1976535 2043085 2340261 2767149 2860319 3008907 3191265 3677553 3773385 3900435 4494787 4611915 5014845 5929605 6129255 7020783 8301447 8580957 9573795 11032659 11701305 13484361 13835745 14301595 15044535 18387765 21062349 22473935 25742871 31463509 33097977 35103915 40453083 41507235 42904785 55163295 67421805 77228613 94390527 105311745 121359249 128714355 157317545 165489885 202265415 231685839 283171581 364077747 386143065 471952635 606796245 849514743 1158429195 1415857905 1820388735 2548544229 4247573715 12742721145
- Sum of all divisors σ(n): 28809654720
- Sum of proper divisors (its aliquot sum) s(n): 16066933575
- 12742721145 is an abundant number, because the sum of its proper divisors (16066933575) is greater than itself. Its abundance is 3324212430
Bases of 12742721145
- Binary: 10111101111000011001111110011110012
- Hexadecimal: 0x2F7867E79
- Base-36: 5UQOQK9
Squares and roots of 12742721145
- 12742721145 squared (127427211452) is 162376942179230111025
- 12742721145 cubed (127427211453) is 2069124094567717915578965123625
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The
square root of 12742721145 is 112883.6619932221 -
The
cube root of 12742721145 is 2335.7197148021
Scales and comparisons
How big is 12742721145?- 12,742,721,145 seconds is equal to 405 years, 9 weeks, 2 days, 4 hours, 45 minutes, 45 seconds.
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To count from 1 to 12,742,721,145 would take you about eight hundred ten 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 12742721145 cubic inches would be around 194.6 feet tall.
Recreational maths with 12742721145
- 12742721145 backwards is 54112724721
- The number of decimal digits it has is: 11
- The sum of 12742721145's digits is 36
- More coming soon!
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The information we have on file for 12742721145 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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