18125440 (number)
18125440 is an even 8-digits composite number following 18125439 and preceding 18125441. In scientific notation, it is written as 1.8125440 × 10^7. The sum of its digits is 25. It has a total of 10 prime factors and 64 positive divisors. There are 7160832 positive integers (up to 18125440) that are relatively prime to 18125440.
Interesting facts
- 18125440 has 64 divisors, whose sum is 43868160
- The reverse of 18125440 is 04452181
- Previous prime number is 127
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 25
- Digital Root 7
Name
Name | eighteen million one hundred twenty-five thousand four hundred forty |
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Notation
Scientific notation | 1.8125440 × 10^7 |
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Engineering notation | 1.8125440 × 10^6 |
Prime Factorization of 18125440
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 127 × 223
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 10 | Total number of prime factors |
rad | Radical | 283210 | Product of the distinct prime numbers |
The prime factorization of 18125440 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 127 × 223. Since it has a total of 10 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18125440)
Multiplication
n×yn×2 | 36250880 |
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n×3 | 54376320 |
n×4 | 72501760 |
n×5 | 90627200 |
Division
n÷yn÷2 | 9062720 |
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n÷3 | 6041813.3333333 |
n÷3 | 4531360 |
n÷5 | 3625088 |
Exponentiation
nyn2 | 328531575193600 |
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n3 | 5.9547793542771E+21 |
n4 | 1.0793299589919E+29 |
n5 | 1.956333041191E+36 |
Nth Root
y√n2√n | 4257.3982665473 |
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3√n | 262.68151919702 |
4√n | 65.248741493973 |
5√n | 28.291613185388 |
Divisors of 18125440
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -18125439 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 18125440 can be divided by 64 positive divisors. The sum of these divisors (counting 18125440) is 1, the average is 0.015625.
Base conversion 18125440
Base | System | Value |
---|---|---|
2 | Binary | 1000101001001001010000000 |
3 | Ternary | 1021002212102121 |
4 | Quaternary | 1011021022000 |
5 | Quinary | 14120003230 |
6 | Senary | 1444254024 |
8 | Octal | 105111200 |
10 | Decimal | 18125440 |
12 | Duodecimal | 60a1314 |
16 | Hexadecimal | 1149280 |
20 | Vigesimal | 5d5dc0 |
36 | Base36 | ashog |
Cryptographic Hash Functions
md5 | 9fd5b8ef895dc1503dcca0c851b9f08a |
---|---|
sha1 | dbd5583ae8482ef438315796643cb84715687351 |
sha256 | 86155ef800327bf5c6a377b9a33a008ec1c370cabd14efbba96b96d46e7d308b |
sha512 | af94222f084546b01428467077501a59500428617788eef1c67b8d3333dd60db7268486c70696cbeb8faf9818078dec5c6e2674643aa26a99db2b85da5c9c936 |
ripemd-160 | df1d55f5e520b484098518c62580882613d41692 |
18125440 as geometric shapes
Circle
Radius = nDiameter | 36250880 |
---|---|
Circumference | 113885498.29417 |
Area | 1.0321123831005E+15 |
Sphere
Radius = nVolume | 2.494332143086E+22 |
---|---|
Surface area | 4.128449532402E+15 |
Circumference | 113885498.29417 |
Square
Length = nPerimeter | 72501760 |
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Area | 328531575193600 |
Diagonal | 25633243.07198 |
Cube
Length = nSurface area | 1971189451161600 |
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Volume | 5.9547793542771E+21 |
Space diagonal | 31394182.989541 |
Equilateral Triangle
Length = nPerimeter | 54376320 |
---|---|
Area | 1.4225834503149E+14 |
Altitude | 15697091.494771 |
Triangular Pyramid
Length = nSurface area | 1.4225834503149E+14 |
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Volume | 7.0177747697983E+20 |
Height | 8544414.3573266 |