18448945 (number)

18448945 is an odd 8-digits composite number following 18448944 and preceding 18448946. In scientific notation, it is written as 1.8448945 × 10^7. The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors. There are 14628096 positive integers (up to 18448945) that are relatively prime to 18448945.

Interesting facts

Basic properties

Name

Name eighteen million four hundred forty-eight thousand nine hundred forty-five

Notation

Scientific notation 1.8448945 × 10^7
Engineering notation 1.8448945 × 10^6

Prime Factorization of 18448945

Prime Factorization 5 × 113 × 32653

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 18448945
Product of the distinct prime numbers

The prime factorization of 18448945 is 5 × 113 × 32653. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 5, 42, 1, 182, 53, 2517, 1017, 82137, 44145, 804327, 503452, 4735677, 9128317, 94612617, 87774555, 437821912, 873302349, 7032223520, 2553770490

Basic calculations (n = 18448945)

Multiplication

n×y
n×2 36897890
n×3 55346835
n×4 73795780
n×5 92244725

Division

n÷y
n÷2 9224472.5
n÷3 6149648.3333333
n÷3 4612236.25
n÷5 3689789

Exponentiation

ny
n2 340363571613025
n3 6.2793488126923E+21
n4 1.1584736088117E+29
n5 2.1372615892919E+36

Nth Root

y√n
2√n 4295.2235099003
3√n 264.23510297323
4√n 65.537954727778
5√n 28.391890228354

Divisors of 18448945

1, 5, 113, 565, 32653, 163265, 3689789, 18448945

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18448944
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18448945 can be divided by 8 positive divisors. The sum of these divisors (counting 18448945) is 1, the average is 0.125.

Base conversion 18448945

Base System Value
2 Binary 1000110011000001000110001
3 Ternary 1021201022012021
4 Quaternary 1012120020301
5 Quinary 14210331240
6 Senary 1455231441
8 Octal 106301061
10 Decimal 18448945
12 Duodecimal 6218581
16 Hexadecimal 1198231
20 Vigesimal 5f6275
36 Base36 azfap

Cryptographic Hash Functions

md5 18b86feeeced5c91530829ffc67b1ed9
sha1 b09a8d9e6a05eb66860e4275414132bba38f908e
sha256 2f295f01bc25b125cd335c5627417281f0fce22b9765d13c14cdf07685d9881c
sha512 3b29bd1ed558c156beee8ca27bb069fce1caab37fc250982afed612210799af5a74384043744b3f3feeb745b6ffa60bb0eef9ef7add770d8ce0597eedf06a0c8
ripemd-160 e52d6415d9495c0523c2037852901db884e37af3

18448945 as geometric shapes

Circle

Radius = n
Diameter 36897890
Circumference 115918140.15696
Area 1.0692836961291E+15

Sphere

Radius = n
Volume 2.6302874799042E+22
Surface area 4.2771347845163E+15
Circumference 115918140.15696

Square

Length = n
Perimeter 73795780
Area 340363571613025
Diagonal 26090748.230475

Cube

Length = n
Surface area 2042181429678150
Volume 6.2793488126923E+21
Space diagonal 31954510.086044

Equilateral Triangle

Length = n
Perimeter 55346835
Area 1.4738174976984E+14
Altitude 15977255.043022

Triangular Pyramid

Length = n
Surface area 1.4738174976984E+14
Volume 7.4002835448173E+20
Height 8696916.0768251