18990037768
18,990,037,768 is an even composite number composed of six prime numbers multiplied together.
18990037768 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 18990037768:
23 × 13 × 19 × 232 × 37 × 491
(2 × 2 × 2 × 13 × 19 × 23 × 23 × 37 × 491)See below for interesting mathematical facts about the number 18990037768 from the Numbermatics database.
Names of 18990037768
- Cardinal: 18990037768 can be written as Eighteen billion, nine hundred ninety million, thirty-seven thousand, seven hundred sixty-eight.
Scientific notation
- Scientific notation: 1.8990037768 × 1010
Factors of 18990037768
Divisors of 18990037768
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 4 8 13 19 23 26 37 38 46 52 74 76 92 104 148 152 184 247 296 299 437 481 491 494 529 598 703 851 874 962 982 988 1058 1196 1406 1702 1748 1924 1964 1976 2116 2392 2812 3404 3496 3848 3928 4232 5624 5681 6383 6808 6877 9139 9329 10051 11063 11293 11362 12766 13754 16169 18167 18278 18658 19573 20102 22126 22586 22724 25532 27508 32338 36334 36556 37316 39146 40204 44252 45172 45448 51064 55016 64676 72668 73112 74632 78292 80408 88504 90344 121277 129352 130663 145336 146809 156584 210197 214567 236171 242554 254449 259739 261326 293618 345173 371887 417841 420394 429134 472342 485108 508898 519478 522652 587236 690346 743774 835682 840788 858268 944684 970216 1017796 1038956 1045304 1174472 1380692 1487548 1671364 1681576 1716536 1889368 2035592 2077912 2761384 2789371 2975096 3342728 3376607 4487249 4834531 4935041 5431933 5578742 6753214 7938979 8974498 9610343 9669062 9870082 10863866 11157484 13506428 15877958 17948996 19220686 19338124 19740164 21727732 22314968 27012856 31755916 35897992 38441372 38676248 39480328 43455464 63511832 64155533 76882744 103206727 124934459 128311066 182596517 206413454 249868918 256622132 365193034 412826908 499737836 513244264 730386068 825653816 999475672 1460772136 2373754721 4747509442 9495018884 18990037768
- Sum of all divisors σ(n): 43423329600
- Sum of proper divisors (its aliquot sum) s(n): 24433291832
- 18990037768 is an abundant number, because the sum of its proper divisors (24433291832) is greater than itself. Its abundance is 5443254064
Bases of 18990037768
- Binary: 100011010111110010011111011000010002
- Hexadecimal: 0x46BE4FB08
- Base-36: 8Q26EX4
Squares and roots of 18990037768
- 18990037768 squared (189900377682) is 360621534430066421824
- 18990037768 cubed (189900377683) is 6848216558781073705186379448832
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The
square root of 18990037768 is 137804.3459692037 -
The
cube root of 18990037768 is 2667.9351946211
Scales and comparisons
How big is 18990037768?- 18,990,037,768 seconds is equal to 603 years, 42 weeks, 6 days, 2 hours, 29 minutes, 28 seconds.
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To count from 1 to 18,990,037,768 would take you about one thousand, two 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 18990037768 cubic inches would be around 222.3 feet tall.
Recreational maths with 18990037768
- 18990037768 backwards is 86773009981
- The number of decimal digits it has is: 11
- The sum of 18990037768's digits is 58
- More coming soon!
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Numbermatics. (2024). Number 18990037768 - Facts about the integer. Retrieved 13 May 2024, from https://numbermatics.com/n/18990037768/
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The information we have on file for 18990037768 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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