1388138230
1,388,138,230 is an even composite number composed of six prime numbers multiplied together.
1388138230 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 1388138230:
2 × 5 × 17 × 41 × 79 × 2521
See below for interesting mathematical facts about the number 1388138230 from the Numbermatics database.
Names of 1388138230
- Cardinal: 1388138230 can be written as One billion, three hundred eighty-eight million, one hundred thirty-eight thousand, two hundred thirty.
Scientific notation
- Scientific notation: 1.38813823 × 109
Factors of 1388138230
Divisors of 1388138230
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 5 10 17 34 41 79 82 85 158 170 205 395 410 697 790 1343 1394 2521 2686 3239 3485 5042 6478 6715 6970 12605 13430 16195 25210 32390 42857 55063 85714 103361 110126 199159 206722 214285 275315 398318 428570 516805 550630 995795 1033610 1757137 1991590 3385703 3514274 6771406 8165519 8785685 16331038 16928515 17571370 33857030 40827595 81655190 138813823 277627646 694069115 1388138230
- Sum of all divisors σ(n): 2745550080
- Sum of proper divisors (its aliquot sum) s(n): 1357411850
- 1388138230 is a deficient number, because the sum of its proper divisors (1357411850) is less than itself. Its deficiency is 30726380
Bases of 1388138230
- Binary: 10100101011110101001110111101102
- Hexadecimal: 0x52BD4EF6
- Base-36: MYGMBA
Squares and roots of 1388138230
- 1388138230 squared (13881382302) is 1926927745587532900
- 1388138230 cubed (13881382303) is 2674842070097768229872767000
-
The
square root of 1388138230 is 37257.7271180087 -
The
cube root of 1388138230 is 1115.5205409285
Scales and comparisons
How big is 1388138230?- 1,388,138,230 seconds is equal to 44 years, 7 weeks, 1 day, 9 hours, 57 minutes, 10 seconds.
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To count from 1 to 1,388,138,230 would take you about eighty-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 1388138230 cubic inches would be around 93 feet tall.
Recreational maths with 1388138230
- 1388138230 backwards is 0328318831
- The number of decimal digits it has is: 10
- The sum of 1388138230's digits is 37
- More coming soon!
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The information we have on file for 1388138230 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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