8209428990
8,209,428,990 is an even composite number composed of seven prime numbers multiplied together.
8209428990 is an even 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 8209428990:
2 × 3 × 5 × 7 × 19 × 312 × 2141
(2 × 3 × 5 × 7 × 19 × 31 × 31 × 2141)See below for interesting mathematical facts about the number 8209428990 from the Numbermatics database.
Names of 8209428990
- Cardinal: 8209428990 can be written as Eight billion, two hundred nine million, four hundred twenty-eight thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 8.20942899 × 109
Factors of 8209428990
Divisors of 8209428990
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 5 6 7 10 14 15 19 21 30 31 35 38 42 57 62 70 93 95 105 114 133 155 186 190 210 217 266 285 310 399 434 465 570 589 651 665 798 930 961 1085 1178 1302 1330 1767 1922 1995 2141 2170 2883 2945 3255 3534 3990 4123 4282 4805 5766 5890 6423 6510 6727 8246 8835 9610 10705 12369 12846 13454 14415 14987 17670 18259 20181 20615 21410 24738 28830 29974 32115 33635 36518 40362 40679 41230 44961 54777 61845 64230 66371 67270 74935 81358 89922 91295 100905 109554 122037 123690 127813 132742 149870 182590 199113 201810 203395 224805 244074 255626 273885 284753 331855 383439 398226 406790 449610 464597 547770 569506 610185 639065 663710 766878 854259 929194 995565 1220370 1261049 1278130 1393791 1423765 1708518 1917195 1991130 2057501 2322985 2522098 2787582 2847530 3783147 3834390 4115002 4271295 4645970 6172503 6305245 6968955 7566294 8542590 8827343 10287505 12345006 12610490 13937910 14402507 17654686 18915735 20575010 26482029 28805014 30862515 37831470 39092519 43207521 44136715 52964058 61725030 72012535 78185038 86415042 88273430 117277557 132410145 144025070 195462595 216037605 234555114 264820290 273647633 390925190 432075210 547295266 586387785 820942899 1172775570 1368238165 1641885798 2736476330 4104714495 8209428990
- Sum of all divisors σ(n): 24503109120
- Sum of proper divisors (its aliquot sum) s(n): 16293680130
- 8209428990 is an abundant number, because the sum of its proper divisors (16293680130) is greater than itself. Its abundance is 8084251140
Bases of 8209428990
- Binary: 1111010010101000111110001111111102
- Hexadecimal: 0x1E951F1FE
- Base-36: 3RROJY6
Squares and roots of 8209428990
- 8209428990 squared (82094289902) is 67394724341852420100
- 8209428990 cubed (82094289903) is 553272203785061927870598699000
-
The
square root of 8209428990 is 90605.8993112479 -
The
cube root of 8209428990 is 2017.3022994027
Scales and comparisons
How big is 8209428990?- 8,209,428,990 seconds is equal to 261 years, 1 week, 5 days, 12 hours, 56 minutes, 30 seconds.
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To count from 1 to 8,209,428,990 would take you about five hundred twenty-two 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 8209428990 cubic inches would be around 168.1 feet tall.
Recreational maths with 8209428990
- 8209428990 backwards is 0998249028
- The number of decimal digits it has is: 10
- The sum of 8209428990's digits is 51
- More coming soon!
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The information we have on file for 8209428990 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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