990805849 (number)
990805849 is an odd 9-digits composite number following 990805848 and preceding 990805850. In scientific notation, it is written as 9.90805849 × 10^8. The sum of its digits is 52. It has a total of 5 prime factors and 32 positive divisors. There are 807840000 positive integers (up to 990805849) that are relatively prime to 990805849.
Interesting facts
- 990805849 has 32 divisors, whose sum is 1199480832
- The reverse of 990805849 is 948508099
- Previous prime number is 67
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 52
- Digital Root 7
Name
Name | nine hundred ninety million eight hundred five thousand eight hundred forty-nine |
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Notation
Scientific notation | 9.90805849 × 10^8 |
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Engineering notation | 9.90805849 × 10^6 |
Prime Factorization of 990805849
Prime Factorization 11 × 17 × 31 × 67 × 2551
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 990805849 | Product of the distinct prime numbers |
The prime factorization of 990805849 is 11 × 17 × 31 × 67 × 2551. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 990805849)
Multiplication
n×yn×2 | 1981611698 |
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n×3 | 2972417547 |
n×4 | 3963223396 |
n×5 | 4954029245 |
Division
n÷yn÷2 | 495402924.5 |
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n÷3 | 330268616.33333 |
n÷3 | 247701462.25 |
n÷5 | 198161169.8 |
Exponentiation
nyn2 | 981696230412610801 |
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n3 | 9.7267036703407E+26 |
n4 | 9.6372748880633E+35 |
n5 | 9.5486683275139E+44 |
Nth Root
y√n2√n | 31477.068621458 |
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3√n | 996.92584223811 |
4√n | 177.41777989102 |
5√n | 62.979283046161 |
Divisors of 990805849
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -990805848 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 990805849 can be divided by 32 positive divisors. The sum of these divisors (counting 990805849) is 1, the average is 0.03125.
Base conversion 990805849
Base | System | Value |
---|---|---|
2 | Binary | 111011000011100111111101011001 |
3 | Ternary | 2120001101011002221 |
4 | Quaternary | 323003213331121 |
5 | Quinary | 4012121241344 |
6 | Senary | 242152224041 |
8 | Octal | 7303477531 |
10 | Decimal | 990805849 |
12 | Duodecimal | 23799b021 |
16 | Hexadecimal | 3b0e7f59 |
20 | Vigesimal | f9caec9 |
36 | Base36 | gdweop |
Cryptographic Hash Functions
md5 | c9c92a3788905b71b20a72f853a19b3b |
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sha1 | f298ca17d22acd431eef97ca26cce7e5954d7150 |
sha256 | f319646f593df7bc8c75b9e642cc4420e68901ca9e699798f62e276664aa9862 |
sha512 | b8a0bd3731f67caf3546baf8e4b084b1f5a9a2fcbdd18f852b9f3285f57568a2ade76c51754c96629f61b8b6f9e5c92864ebdf7c6243247c60281d4177ef511c |
ripemd-160 | daeda6b7173a9c898c233bf739737095edf13580 |
990805849 as geometric shapes
Circle
Radius = nDiameter | 1981611698 |
---|---|
Circumference | 6225416752.7044 |
Area | 3.0840896655211E+18 |
Sphere
Radius = nVolume | 4.0743121059183E+27 |
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Surface area | 1.2336358662084E+19 |
Circumference | 6225416752.7044 |
Square
Length = nPerimeter | 3963223396 |
---|---|
Area | 981696230412610801 |
Diagonal | 1401211069.3344 |
Cube
Length = nSurface area | 5890177382475664806 |
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Volume | 9.7267036703407E+26 |
Space diagonal | 1716126070.9044 |
Equilateral Triangle
Length = nPerimeter | 2972417547 |
---|---|
Area | 4.2508693716837E+17 |
Altitude | 858063035.45221 |
Triangular Pyramid
Length = nSurface area | 4.2508693716837E+17 |
---|---|
Volume | 1.1463030206483E+26 |
Height | 467070356.4448 |