121213638
121,213,638 is an even composite number composed of six prime numbers multiplied together.
121213638 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 121213638:
2 × 33 × 7 × 13 × 17 × 1451
(2 × 3 × 3 × 3 × 7 × 13 × 17 × 1451)See below for interesting mathematical facts about the number 121213638 from the Numbermatics database.
Names of 121213638
- Cardinal: 121213638 can be written as One hundred twenty-one million, two hundred thirteen thousand, six hundred thirty-eight.
Scientific notation
- Scientific notation: 1.21213638 × 108
Factors of 121213638
Divisors of 121213638
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 3 6 7 9 13 14 17 18 21 26 27 34 39 42 51 54 63 78 91 102 117 119 126 153 182 189 221 234 238 273 306 351 357 378 442 459 546 663 702 714 819 918 1071 1326 1451 1547 1638 1989 2142 2457 2902 3094 3213 3978 4353 4641 4914 5967 6426 8706 9282 10157 11934 13059 13923 18863 20314 24667 26118 27846 30471 37726 39177 41769 49334 56589 60942 74001 78354 83538 91413 113178 132041 148002 169767 172669 182826 222003 264082 274239 320671 339534 345338 396123 444006 509301 518007 548478 641342 666009 792246 962013 1018602 1036014 1188369 1332018 1554021 1924026 2244697 2376738 2886039 3108042 3565107 4489394 4662063 5772078 6734091 7130214 8658117 9324126 13468182 17316234 20202273 40404546 60606819 121213638
- Sum of all divisors σ(n): 351267840
- Sum of proper divisors (its aliquot sum) s(n): 230054202
- 121213638 is an abundant number, because the sum of its proper divisors (230054202) is greater than itself. Its abundance is 108840564
Bases of 121213638
- Binary: 1110011100110010010110001102
- Hexadecimal: 0x73992C6
- Base-36: 20611I
Squares and roots of 121213638
- 121213638 squared (1212136382) is 14692746037195044
- 121213638 cubed (1212136383) is 1780961199378494598810072
-
The
square root of 121213638 is 11009.7065355985 -
The
cube root of 121213638 is 494.8996674517
Scales and comparisons
How big is 121213638?- 121,213,638 seconds is equal to 3 years, 44 weeks, 2 days, 22 hours, 27 minutes, 18 seconds.
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To count from 1 to 121,213,638 would take you about five 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 121213638 cubic inches would be around 41.2 feet tall.
Recreational maths with 121213638
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The information we have on file for 121213638 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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