121291306728319
121,291,306,728,319 is an odd composite number composed of seven prime numbers multiplied together.
121291306728319 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 121291306728319:
7 × 13 × 19 × 73 × 79 × 757 × 16069
See below for interesting mathematical facts about the number 121291306728319 from the Numbermatics database.
Names of 121291306728319
- Cardinal: 121291306728319 can be written as One hundred twenty-one trillion, two hundred ninety-one billion, three hundred six million, seven hundred twenty-eight thousand, three hundred nineteen.
Scientific notation
- Scientific notation: 1.21291306728319 × 1014
Factors of 121291306728319
Divisors of 121291306728319
- Number of divisors d(n): 128
-
Complete list of divisors:
1 7 13 19 73 79 91 133 247 511 553 757 949 1027 1387 1501 1729 5299 5767 6643 7189 9709 9841 10507 14383 16069 18031 19513 40369 55261 59803 68887 74971 100681 109573 112483 126217 136591 186979 208897 305311 386827 418621 524797 718393 767011 777439 1049959 1136257 1173037 1269451 1308853 1424449 1462279 2137177 3969043 4365619 5028751 5442073 7349713 7953799 8211259 8886157 9971143 12164233 13649467 14771341 15249481 16502863 22287703 24119569 27783301 30559333 56753047 82946761 85149631 92669923 95546269 103399387 106746367 115520041 156013921 158135029 168836983 231120427 289740139 313554397 397271329 580627327 648689461 887989009 960974407 1078307893 1106945203 1204708999 1617842989 1760728537 2028180973 2194880779 3004565551 6215923063 6726820849 7548155251 8432962993 11543857117 12325099759 12492667291 16871791171 18258513733 21031958857 22889470981 70151131711 80806999819 87448671037 118102538197 127809596131 160226296867 219333285223 237360678529 491057921977 911964712243 1332871502509 1535332996561 1661524749703 6383752985701 9330100517563 17327329532617 121291306728319
- Sum of all divisors σ(n): 161530600448000
- Sum of proper divisors (its aliquot sum) s(n): 40239293719681
- 121291306728319 is a deficient number, because the sum of its proper divisors (40239293719681) is less than itself. Its deficiency is 81052013008638
Bases of 121291306728319
- Binary: 110111001010000010101010100000001111011011111112
- Hexadecimal: 0x6E5055407B7F
- Base-36: 16ZSGGDKZJ
Squares and roots of 121291306728319
- 121291306728319 squared (1212913067283192) is 14711581087863161919676565761
- 121291306728319 cubed (1212913067283193) is 1784386894186547684858447984923490564485759
-
The
square root of 121291306728319 is 11013233.2549673623 -
The
cube root of 121291306728319 is 49500.5348686645
Scales and comparisons
How big is 121291306728319?- 121,291,306,728,319 seconds is equal to 3,856,688 years, 19 weeks, 3 days, 14 hours, 45 minutes, 19 seconds.
-
To count from 1 to 121,291,306,728,319 would take you about nine million, six hundred forty-one thousand, seven hundred twenty 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 121291306728319 cubic inches would be around 4125 feet tall.
Recreational maths with 121291306728319
- 121291306728319 backwards is 913827603192121
- The number of decimal digits it has is: 15
- The sum of 121291306728319's digits is 55
- More coming soon!
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