121997189391
121,997,189,391 is an odd composite number composed of four prime numbers multiplied together.
121997189391 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 121997189391:
3 × 77 × 11 × 672
(3 × 7 × 7 × 7 × 7 × 7 × 7 × 7 × 11 × 67 × 67)See below for interesting mathematical facts about the number 121997189391 from the Numbermatics database.
Names of 121997189391
- Cardinal: 121997189391 can be written as One hundred twenty-one billion, nine hundred ninety-seven million, one hundred eighty-nine thousand, three hundred ninety-one.
Scientific notation
- Scientific notation: 1.21997189391 × 1011
Factors of 121997189391
Divisors of 121997189391
- Number of divisors d(n): 96
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Complete list of divisors:
1 3 7 11 21 33 49 67 77 147 201 231 343 469 539 737 1029 1407 1617 2211 2401 3283 3773 4489 5159 7203 9849 11319 13467 15477 16807 22981 26411 31423 36113 49379 50421 68943 79233 94269 108339 117649 148137 160867 184877 219961 252791 345653 352947 482601 554631 659883 758373 823543 1036959 1126069 1294139 1539727 1769537 2419571 2470629 3378207 3882417 4619181 5308611 7258713 7882483 9058973 10778089 12386759 16936997 23647449 27176919 32334267 37160277 50810991 55177381 75446623 86707313 118558979 165532143 226339869 260121939 355676937 528126361 606951191 829912853 1584379083 1820853573 2489738559 3696884527 5809389971 11090653581 17428169913 40665729797 121997189391
- Sum of all divisors σ(n): 210161548800
- Sum of proper divisors (its aliquot sum) s(n): 88164359409
- 121997189391 is a deficient number, because the sum of its proper divisors (88164359409) is less than itself. Its deficiency is 33832829982
Bases of 121997189391
- Binary: 11100011001111001100101100001000011112
- Hexadecimal: 0x1C6799610F
- Base-36: 1K1LZ5SF
Squares and roots of 121997189391
- 121997189391 squared (1219971893912) is 14883314219303522950881
- 121997189391 cubed (1219971893913) is 1815722503578135197552144547303471
-
The
square root of 121997189391 is 349280.9605332075 -
The
cube root of 121997189391 is 4959.6375769131
Scales and comparisons
How big is 121997189391?- 121,997,189,391 seconds is equal to 3,879 years, 6 weeks, 6 days, 12 hours, 9 minutes, 51 seconds.
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To count from 1 to 121,997,189,391 would take you about seven thousand, seven hundred fifty-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 121997189391 cubic inches would be around 413.3 feet tall.
Recreational maths with 121997189391
- 121997189391 backwards is 193981799121
- The number of decimal digits it has is: 12
- The sum of 121997189391's digits is 60
- More coming soon!
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The information we have on file for 121997189391 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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