398804931 (number)
398804931 is an odd 9-digits composite number following 398804930 and preceding 398804932. In scientific notation, it is written as 3.98804931 × 10^8. The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors. There are 227554272 positive integers (up to 398804931) that are relatively prime to 398804931.
Interesting facts
- 398804931 has 32 divisors, whose sum is 676216320
- The reverse of 398804931 is 139408893
- Previous prime number is 1013
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 45
- Digital Root 9
Name
Name | three hundred ninety-eight million eight hundred four thousand nine hundred thirty-one |
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Notation
Scientific notation | 3.98804931 × 10^8 |
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Engineering notation | 3.98804931 × 10^6 |
Prime Factorization of 398804931
Prime Factorization 7 × 9 × 3 × 1013 × 2083
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 398804931 | Product of the distinct prime numbers |
The prime factorization of 398804931 is 7 × 9 × 3 × 1013 × 2083. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 398804931)
Multiplication
n×yn×2 | 797609862 |
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n×3 | 1196414793 |
n×4 | 1595219724 |
n×5 | 1994024655 |
Division
n÷yn÷2 | 199402465.5 |
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n÷3 | 132934977 |
n÷3 | 99701232.75 |
n÷5 | 79760986.2 |
Exponentiation
nyn2 | 159045372989914761 |
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n3 | 6.3428079001112E+25 |
n4 | 2.5295430669501E+34 |
n5 | 1.0087942482766E+43 |
Nth Root
y√n2√n | 19970.100926135 |
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3√n | 736.07178910946 |
4√n | 141.31560751076 |
5√n | 52.499129689319 |
Divisors of 398804931
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 | -398804930 | 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 398804931 can be divided by 32 positive divisors. The sum of these divisors (counting 398804931) is 1, the average is 0.03125.
Base conversion 398804931
Base | System | Value |
---|---|---|
2 | Binary | 10111110001010100011111000011 |
3 | Ternary | 1000210102101112000 |
4 | Quaternary | 113301110133003 |
5 | Quinary | 1304043224211 |
6 | Senary | 103323435043 |
8 | Octal | 2761243703 |
10 | Decimal | 398804931 |
12 | Duodecimal | b1685a83 |
16 | Hexadecimal | 17c547c3 |
20 | Vigesimal | 64cac6b |
36 | Base36 | 6lfrur |
Cryptographic Hash Functions
md5 | c7d5de0a7aef3f49bcf8e8381a7acdaf |
---|---|
sha1 | 6e23734f35ba9f32fd37d8355ceacc2ecf41809a |
sha256 | 922d45ac2dbd67c50c91fdeedd4d85bb2fe43feb77595616c3239ce686f93203 |
sha512 | 826ddb759f5595b4fbe93fd5bea52c6405fbeacd2cb987841ecf58522a53c500ee144da2a502c0b66accccaba2ef1b636e86f8db2ef34ca5166a863d648d6470 |
ripemd-160 | a3ec5bdd90b4752b3b48d2b84a1673180eeccfa7 |
398804931 as geometric shapes
Circle
Radius = nDiameter | 797609862 |
---|---|
Circumference | 2505765282.89 |
Area | 4.9965577537256E+17 |
Sphere
Radius = nVolume | 2.6568691602828E+26 |
---|---|
Surface area | 1.9986231014903E+18 |
Circumference | 2505765282.89 |
Square
Length = nPerimeter | 1595219724 |
---|---|
Area | 159045372989914761 |
Diagonal | 563995342.16147 |
Cube
Length = nSurface area | 954272237939488566 |
---|---|
Volume | 6.3428079001112E+25 |
Space diagonal | 690750402.801 |
Equilateral Triangle
Length = nPerimeter | 1196414793 |
---|---|
Area | 6.8868666681819E+16 |
Altitude | 345375201.4005 |
Triangular Pyramid
Length = nSurface area | 6.8868666681819E+16 |
---|---|
Volume | 7.4750707965538E+24 |
Height | 187998447.38716 |