18387852 (number)
18387852 is an even 8-digits composite number following 18387851 and preceding 18387853. In scientific notation, it is written as 1.8387852 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 5231232 positive integers (up to 18387852) that are relatively prime to 18387852.
Interesting facts
- 18387852 has 48 divisors, whose sum is 49244160
- The reverse of 18387852 is 25878381
- Previous prime number is 457
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
Name | eighteen million three hundred eighty-seven thousand eight hundred fifty-two |
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Notation
Scientific notation | 1.8387852 × 10^7 |
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Engineering notation | 1.8387852 × 10^6 |
Prime Factorization of 18387852
Prime Factorization 2 × 2 × 3 × 7 × 457 × 479
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 9193926 | Product of the distinct prime numbers |
The prime factorization of 18387852 is 2 × 2 × 3 × 7 × 457 × 479. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 18387852)
Multiplication
n×yn×2 | 36775704 |
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n×3 | 55163556 |
n×4 | 73551408 |
n×5 | 91939260 |
Division
n÷yn÷2 | 9193926 |
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n÷3 | 6129284 |
n÷3 | 4596963 |
n÷5 | 3677570.4 |
Exponentiation
nyn2 | 338113101173904 |
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n3 | 6.2171736636468E+21 |
n4 | 1.1432046918543E+29 |
n5 | 2.1021078679523E+36 |
Nth Root
y√n2√n | 4288.1058755586 |
---|---|
3√n | 263.94311216853 |
4√n | 65.483630592375 |
5√n | 28.373061532415 |
Divisors of 18387852
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -18387851 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 18387852 can be divided by 48 positive divisors. The sum of these divisors (counting 18387852) is 1, the average is 0.020833333333333.
Base conversion 18387852
Base | System | Value |
---|---|---|
2 | Binary | 1000110001001001110001100 |
3 | Ternary | 1021121012101120 |
4 | Quaternary | 1012021032030 |
5 | Quinary | 14201402402 |
6 | Senary | 1454040540 |
8 | Octal | 106111614 |
10 | Decimal | 18387852 |
12 | Duodecimal | 61a9150 |
16 | Hexadecimal | 118938c |
20 | Vigesimal | 5ei9cc |
36 | Base36 | ay45o |
Cryptographic Hash Functions
md5 | 4b709296530f6ead80b1a982ee1d16e3 |
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sha1 | 7ebce7d128ae9b4bd74f44e57e20c11971b7ffb4 |
sha256 | e9e060c6ecb8b48ba34a87a23200dc8a7c92eef60c91425283d8ada74adec5b3 |
sha512 | 63e829e76309bd5cb0f906833ab4698941f57202f83a562b91724a5c6ce149d6dc1bcdc7a6e09a50b6724bbbd30e7a5c465b7398ff9dd7d7fff73605d636e2e9 |
ripemd-160 | d0f62c15e2850b3612e13b3edd8e1784e0360c4b |
18387852 as geometric shapes
Circle
Radius = nDiameter | 36775704 |
---|---|
Circumference | 115534281.51699 |
Area | 1.0622136347304E+15 |
Sphere
Radius = nVolume | 2.604243614374E+22 |
---|---|
Surface area | 4.2488545389216E+15 |
Circumference | 115534281.51699 |
Square
Length = nPerimeter | 73551408 |
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Area | 338113101173904 |
Diagonal | 26004349.681309 |
Cube
Length = nSurface area | 2028678607043424 |
---|---|
Volume | 6.2171736636468E+21 |
Space diagonal | 31848693.906057 |
Equilateral Triangle
Length = nPerimeter | 55163556 |
---|---|
Area | 1.4640726748447E+14 |
Altitude | 15924346.953028 |
Triangular Pyramid
Length = nSurface area | 1.4640726748447E+14 |
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Volume | 7.3270094289651E+20 |
Height | 8668116.5604364 |