138817220906
138,817,220,906 is an even composite number composed of six prime numbers multiplied together.
138817220906 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 138817220906:
2 × 7 × 133 × 61 × 241 × 307
(2 × 7 × 13 × 13 × 13 × 61 × 241 × 307)See below for interesting mathematical facts about the number 138817220906 from the Numbermatics database.
Names of 138817220906
- Cardinal: 138817220906 can be written as One hundred thirty-eight billion, eight hundred seventeen million, two hundred twenty thousand, nine hundred six.
Scientific notation
- Scientific notation: 1.38817220906 × 1011
Factors of 138817220906
Divisors of 138817220906
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 7 13 14 26 61 91 122 169 182 241 307 338 427 482 614 793 854 1183 1586 1687 2149 2197 2366 3133 3374 3991 4298 4394 5551 6266 7982 10309 11102 14701 15379 18727 20618 21931 27937 29402 30758 37454 40729 43862 51883 55874 72163 73987 81458 102907 103766 131089 134017 144326 147974 191113 205814 243451 262178 268034 285103 363181 382226 486902 517909 529477 570206 674479 726362 938119 961831 1035818 1058954 1337791 1348958 1704157 1876238 1923662 2484469 2675582 3164863 3408314 3706339 4513207 4721353 4968938 6329726 6732817 7412678 9026414 9442706 12503803 13465634 17391283 22154041 25007606 31592449 32298097 34782566 41143219 44308082 58671691 63184898 64596194 82286438 87526621 117343382 162549439 175053242 226086679 288002533 325098878 410701837 452173358 576005066 762731983 821403674 1137846073 1525463966 2275692146 5339123881 9915515779 10678247762 19831031558 69408610453 138817220906
- Sum of all divisors σ(n): 263964771840
- Sum of proper divisors (its aliquot sum) s(n): 125147550934
- 138817220906 is a deficient number, because the sum of its proper divisors (125147550934) is less than itself. Its deficiency is 13669669972
Bases of 138817220906
- Binary: 100000010100100010011010110001001010102
- Hexadecimal: 0x205226B12A
- Base-36: 1RRS6T62
Squares and roots of 138817220906
- 138817220906 squared (1388172209062) is 19270220820065203460836
- 138817220906 cubed (1388172209063) is 2675038500486391826146706731437416
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The
square root of 138817220906 is 372581.8311539091 -
The
cube root of 138817220906 is 5177.8299336553
Scales and comparisons
How big is 138817220906?- 138,817,220,906 seconds is equal to 4,413 years, 49 weeks, 5 days, 19 hours, 8 minutes, 26 seconds.
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To count from 1 to 138,817,220,906 would take you about eight thousand, eight hundred twenty-seven 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 138817220906 cubic inches would be around 431.5 feet tall.
Recreational maths with 138817220906
- 138817220906 backwards is 609022718831
- The number of decimal digits it has is: 12
- The sum of 138817220906's digits is 47
- More coming soon!
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The information we have on file for 138817220906 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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