121397839668
121,397,839,668 is an even composite number composed of five prime numbers multiplied together.
121397839668 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 121397839668:
22 × 33 × 72 × 271 × 84649
(2 × 2 × 3 × 3 × 3 × 7 × 7 × 271 × 84649)See below for interesting mathematical facts about the number 121397839668 from the Numbermatics database.
Names of 121397839668
- Cardinal: 121397839668 can be written as One hundred twenty-one billion, three hundred ninety-seven million, eight hundred thirty-nine thousand, six hundred sixty-eight.
Scientific notation
- Scientific notation: 1.21397839668 × 1011
Factors of 121397839668
Divisors of 121397839668
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 271 294 378 441 542 588 756 813 882 1084 1323 1626 1764 1897 2439 2646 3252 3794 4878 5292 5691 7317 7588 9756 11382 13279 14634 17073 22764 26558 29268 34146 39837 51219 53116 68292 79674 84649 102438 119511 159348 169298 204876 239022 253947 338596 358533 478044 507894 592543 717066 761841 1015788 1185086 1434132 1523682 1777629 2285523 2370172 3047364 3555258 4147801 4571046 5332887 7110516 8295602 9142092 10665774 12443403 15998661 16591204 21331548 22939879 24886806 31997322 37330209 45879758 49773612 63994644 68819637 74660418 91759516 111990627 137639274 149320836 160579153 206458911 223981254 275278548 321158306 412917822 447962508 481737459 619376733 642316612 825835644 963474918 1124054071 1238753466 1445212377 1926949836 2248108142 2477506932 2890424754 3372162213 4335637131 4496216284 5780849508 6744324426 8671274262 10116486639 13488648852 17342548524 20232973278 30349459917 40465946556 60698919834 121397839668
- Sum of all divisors σ(n): 367475808000
- Sum of proper divisors (its aliquot sum) s(n): 246077968332
- 121397839668 is an abundant number, because the sum of its proper divisors (246077968332) is greater than itself. Its abundance is 124680128664
Bases of 121397839668
- Binary: 11100010000111110000000000111001101002
- Hexadecimal: 0x1C43E00734
- Base-36: 1JRP50L0
Squares and roots of 121397839668
- 121397839668 squared (1213978396682) is 14737435476057434350224
- 121397839668 cubed (1213978396683) is 1789092829039915668007928911885632
-
The
square root of 121397839668 is 348421.9276509445 -
The
cube root of 121397839668 is 4951.5023113161
Scales and comparisons
How big is 121397839668?- 121,397,839,668 seconds is equal to 3,860 years, 3 weeks, 6 days, 14 hours, 7 minutes, 48 seconds.
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To count from 1 to 121,397,839,668 would take you about seven 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 121397839668 cubic inches would be around 412.6 feet tall.
Recreational maths with 121397839668
- 121397839668 backwards is 866938793121
- 121397839668 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 121397839668's digits is 63
- More coming soon!
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The information we have on file for 121397839668 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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