398889240 (number)
398889240 is an even 9-digits composite number following 398889239 and preceding 398889241. In scientific notation, it is written as 3.98889240 × 10^8. The sum of its digits is 51. It has a total of 6 prime factors and 32 positive divisors. There are 106370432 positive integers (up to 398889240) that are relatively prime to 398889240.
Interesting facts
- 398889240 has 32 divisors, whose sum is 1196668080
- The reverse of 398889240 is 042988893
- Previous prime number is 5
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 51
- Digital Root 6
Name
Name | three hundred ninety-eight million eight hundred eighty-nine thousand two hundred forty |
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Notation
Scientific notation | 3.98889240 × 10^8 |
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Engineering notation | 3.98889240 × 10^6 |
Prime Factorization of 398889240
Prime Factorization 2 × 2 × 2 × 3 × 5 × 3324077
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 99722310 | Product of the distinct prime numbers |
The prime factorization of 398889240 is 2 × 2 × 2 × 3 × 5 × 3324077. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 398889240)
Multiplication
n×yn×2 | 797778480 |
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n×3 | 1196667720 |
n×4 | 1595556960 |
n×5 | 1994446200 |
Division
n÷yn÷2 | 199444620 |
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n÷3 | 132963080 |
n÷3 | 99722310 |
n÷5 | 79777848 |
Exponentiation
nyn2 | 159112625787777600 |
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n3 | 6.3468314374891E+25 |
n4 | 2.5316827685081E+34 |
n5 | 1.0098610154513E+43 |
Nth Root
y√n2√n | 19972.211695253 |
---|---|
3√n | 736.12365498764 |
4√n | 141.32307559367 |
5√n | 52.501349207958 |
Divisors of 398889240
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 | -398889239 | 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 398889240 can be divided by 32 positive divisors. The sum of these divisors (counting 398889240) is 1, the average is 0.03125.
Base conversion 398889240
Base | System | Value |
---|---|---|
2 | Binary | 10111110001101001000100011000 |
3 | Ternary | 1000210120200011120 |
4 | Quaternary | 113301221010120 |
5 | Quinary | 1304103423430 |
6 | Senary | 103325325240 |
8 | Octal | 2761510430 |
10 | Decimal | 398889240 |
12 | Duodecimal | b1706820 |
16 | Hexadecimal | 17c69118 |
20 | Vigesimal | 64d1320 |
36 | Base36 | 6lhkwo |
Cryptographic Hash Functions
md5 | 56396448f2b3ecba33f652db91af46e7 |
---|---|
sha1 | e675108ad8e7708a821b5ddb148f7bf9e2b55987 |
sha256 | 41c928a5099d76e15fa8334e4f6feb13530acd19067ca91ba4ba3b923a0f15bd |
sha512 | ef85afb432341a3731c2950b256bdef81fb5014d65e98bf82d99296f2c4543464e7c10934db93002776ffd4fc569da8879382cfcd97c6c09bdfec08216d64795 |
ripemd-160 | 22daa4a752771a4acea6ce95821e6b86fc8fd623 |
398889240 as geometric shapes
Circle
Radius = nDiameter | 797778480 |
---|---|
Circumference | 2506295011.96 |
Area | 4.9986705626826E+17 |
Sphere
Radius = nVolume | 2.6585545356785E+26 |
---|---|
Surface area | 1.9994682250731E+18 |
Circumference | 2506295011.96 |
Square
Length = nPerimeter | 1595556960 |
---|---|
Area | 159112625787777600 |
Diagonal | 564114573.0927 |
Cube
Length = nSurface area | 954675754726665600 |
---|---|
Volume | 6.3468314374891E+25 |
Space diagonal | 690896430.27254 |
Equilateral Triangle
Length = nPerimeter | 1196667720 |
---|---|
Area | 6.8897787997531E+16 |
Altitude | 345448215.13627 |
Triangular Pyramid
Length = nSurface area | 6.8897787997531E+16 |
---|---|
Volume | 7.4798125808275E+24 |
Height | 188038191.0309 |