138489747225
138,489,747,225 is an odd composite number composed of seven prime numbers multiplied together.
138489747225 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138489747225:
3 × 52 × 29 × 61 × 73 × 79 × 181
(3 × 5 × 5 × 29 × 61 × 73 × 79 × 181)See below for interesting mathematical facts about the number 138489747225 from the Numbermatics database.
Names of 138489747225
- Cardinal: 138489747225 can be written as One hundred thirty-eight billion, four hundred eighty-nine million, seven hundred forty-seven thousand, two hundred twenty-five.
Scientific notation
- Scientific notation: 1.38489747225 × 1011
Factors of 138489747225
Divisors of 138489747225
- Number of divisors d(n): 192
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Complete list of divisors:
1 3 5 15 25 29 61 73 75 79 87 145 181 183 219 237 305 365 395 435 543 725 905 915 1095 1185 1525 1769 1825 1975 2117 2175 2291 2715 4453 4525 4575 4819 5249 5307 5475 5767 5925 6351 6873 8845 10585 11041 11455 13213 13359 13575 14299 14457 15747 17301 22265 24095 26245 26535 28835 31755 33123 34365 39639 42897 44225 52925 55205 57275 66065 66795 71495 72285 78735 86505 111325 120475 129137 131225 132675 139751 144175 158775 165615 167243 171825 198195 214485 276025 320189 330325 333975 351787 357475 361425 383177 387411 393675 414671 419253 432525 501729 645685 698755 805993 828075 836215 872239 960567 990975 1043827 1055361 1072425 1149531 1244013 1600945 1758935 1915885 1937055 2073355 2096265 2417979 2508645 2616717 3131481 3228425 3493775 4029965 4181075 4361195 4802835 5219135 5276805 5747655 6220065 8004725 8794675 9579425 9685275 10201823 10366775 10481325 12089895 12543225 13083585 15657405 20149825 21805975 23373797 24014175 25294931 26095675 26384025 28738275 30270983 30605469 31100325 51009115 60449475 63673447 65417925 70121391 75884793 78287025 90812949 116868985 126474655 151354915 153027345 191020341 255045575 318367235 350606955 379423965 454064745 584344925 632373275 756774575 765136725 955101705 1591836175 1753034775 1846529963 1897119825 2270323725 4775508525 5539589889 9232649815 27697949445 46163249075 138489747225
- Sum of all divisors σ(n): 248500761600
- Sum of proper divisors (its aliquot sum) s(n): 110011014375
- 138489747225 is a deficient number, because the sum of its proper divisors (110011014375) is less than itself. Its deficiency is 28478732850
Bases of 138489747225
- Binary: 100000001111101010000111010111000110012
- Hexadecimal: 0x203EA1D719
- Base-36: 1RMD7WUX
Squares and roots of 138489747225
- 138489747225 squared (1384897472252) is 19179410086444395200625
- 138489747225 cubed (1384897472253) is 2656151654796299690352559412015625
-
The
square root of 138489747225 is 372142.1062242219 -
The
cube root of 138489747225 is 5173.7551795963
Scales and comparisons
How big is 138489747225?- 138,489,747,225 seconds is equal to 4,403 years, 28 weeks, 2 days, 14 hours, 13 minutes, 45 seconds.
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To count from 1 to 138,489,747,225 would take you about eight thousand, eight hundred 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 138489747225 cubic inches would be around 431.1 feet tall.
Recreational maths with 138489747225
- 138489747225 backwards is 522747984831
- The number of decimal digits it has is: 12
- The sum of 138489747225's digits is 60
- More coming soon!
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