389855492
389,855,492 is an even composite number composed of five prime numbers multiplied together.
389855492 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 389855492:
22 × 13 × 17 × 532 × 157
(2 × 2 × 13 × 17 × 53 × 53 × 157)See below for interesting mathematical facts about the number 389855492 from the Numbermatics database.
Names of 389855492
- Cardinal: 389855492 can be written as Three hundred eighty-nine million, eight hundred fifty-five thousand, four hundred ninety-two.
Scientific notation
- Scientific notation: 3.89855492 × 108
Factors of 389855492
Divisors of 389855492
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 4 13 17 26 34 52 53 68 106 157 212 221 314 442 628 689 884 901 1378 1802 2041 2669 2756 2809 3604 4082 5338 5618 8164 8321 10676 11236 11713 16642 23426 33284 34697 36517 46852 47753 69394 73034 95506 108173 138788 141457 146068 191012 216346 282914 432692 441013 565828 620789 882026 1241578 1764052 1838941 2483156 3677882 5733169 7355764 7497221 11466338 14994442 22932676 29988884 97463873 194927746 389855492
- Sum of all divisors σ(n): 797952456
- Sum of proper divisors (its aliquot sum) s(n): 408096964
- 389855492 is an abundant number, because the sum of its proper divisors (408096964) is greater than itself. Its abundance is 18241472
Bases of 389855492
- Binary: 101110011110010111001000001002
- Hexadecimal: 0x173CB904
- Base-36: 6G3YF8
Squares and roots of 389855492
- 389855492 squared (3898554922) is 151987304642562064
- 389855492 cubed (3898554923) is 59253085429179917601255488
-
The
square root of 389855492 is 19744.7585956375 -
The
cube root of 389855492 is 730.5241072673
Scales and comparisons
How big is 389855492?- 389,855,492 seconds is equal to 12 years, 20 weeks, 4 days, 5 hours, 11 minutes, 32 seconds.
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To count from 1 to 389,855,492 would take you about eighteen 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 389855492 cubic inches would be around 60.9 feet tall.
Recreational maths with 389855492
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The information we have on file for 389855492 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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