989898686 (number)
989898686 is an even 9-digits composite number following 989898685 and preceding 989898687. In scientific notation, it is written as 9.89898686 × 10^8. The sum of its digits is 71. It has a total of 7 prime factors and 32 positive divisors. There are 423536400 positive integers (up to 989898686) that are relatively prime to 989898686.
Interesting facts
- 989898686 has 32 divisors, whose sum is 1735204800
- The reverse of 989898686 is 686898989
- Previous prime number is 7
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 71
- Digital Root 8
Name
Name | nine hundred eighty-nine million eight hundred ninety-eight thousand six hundred eighty-six |
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Notation
Scientific notation | 9.89898686 × 10^8 |
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Engineering notation | 9.89898686 × 10^6 |
Prime Factorization of 989898686
Prime Factorization 2 × 7 × 49 × 49 × 7 × 7 × 601
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 412286 | Product of the distinct prime numbers |
The prime factorization of 989898686 is 2 × 7 × 49 × 49 × 7 × 7 × 601. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 989898686)
Multiplication
n×yn×2 | 1979797372 |
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n×3 | 2969696058 |
n×4 | 3959594744 |
n×5 | 4949493430 |
Division
n÷yn÷2 | 494949343 |
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n÷3 | 329966228.66667 |
n÷3 | 247474671.5 |
n÷5 | 197979737.2 |
Exponentiation
nyn2 | 979899408544526596 |
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n3 | 9.700011369304E+26 |
n4 | 9.6020285086591E+35 |
n5 | 9.5050354036562E+44 |
Nth Root
y√n2√n | 31462.655418766 |
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3√n | 996.62149388419 |
4√n | 177.37715585375 |
5√n | 62.967746293392 |
Divisors of 989898686
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 | -989898685 | 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 989898686 can be divided by 32 positive divisors. The sum of these divisors (counting 989898686) is 1, the average is 0.03125.
Base conversion 989898686
Base | System | Value |
---|---|---|
2 | Binary | 111011000000001010011110111110 |
3 | Ternary | 2112222200001201022 |
4 | Quaternary | 323000022132332 |
5 | Quinary | 4011403224221 |
6 | Senary | 242120544142 |
8 | Octal | 7300123676 |
10 | Decimal | 989898686 |
12 | Duodecimal | 237622052 |
16 | Hexadecimal | 3b00a7be |
20 | Vigesimal | f96h6e6 |
36 | Base36 | gdcypq |
Cryptographic Hash Functions
md5 | ce3fccc679a20840942f3ccd91ea9120 |
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sha1 | 372523d84d04d2dfd62b3d5e801b53dfad007144 |
sha256 | f93e10a0ff513f0c2e453f8c11de086020470e547dc0b11df9be3f2d373ae6ef |
sha512 | 916987d7b7b9984e94ae6ed8815ef512c6da788e2fcbbe3be3595aa8ff77f4bc322bcf3ad9cd98ee818d8d03fdf7c15f183f107468e0ce2cfbea57fd04e16b76 |
ripemd-160 | 70fb8783463d875c45d5a620abbeee705290ec11 |
989898686 as geometric shapes
Circle
Radius = nDiameter | 1979797372 |
---|---|
Circumference | 6219716879.4716 |
Area | 3.0784447831405E+18 |
Sphere
Radius = nVolume | 4.0631312610057E+27 |
---|---|
Surface area | 1.2313779132562E+19 |
Circumference | 6219716879.4716 |
Square
Length = nPerimeter | 3959594744 |
---|---|
Area | 979899408544526596 |
Diagonal | 1399928147.1165 |
Cube
Length = nSurface area | 5879396451267159576 |
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Volume | 9.700011369304E+26 |
Space diagonal | 1714554818.4977 |
Equilateral Triangle
Length = nPerimeter | 2969696058 |
---|---|
Area | 4.2430889047645E+17 |
Altitude | 857277409.24884 |
Triangular Pyramid
Length = nSurface area | 4.2430889047645E+17 |
---|---|
Volume | 1.1431573028036E+26 |
Height | 466642715.7055 |