18144490 (number)

18144490 is an even 8-digits composite number following 18144489 and preceding 18144491. In scientific notation, it is written as 1.8144490 × 10^7. The sum of its digits is 31. It has a total of 6 prime factors and 64 positive divisors. There are 5660928 positive integers (up to 18144490) that are relatively prime to 18144490.

Interesting facts

Basic properties

Name

Name eighteen million one hundred forty-four thousand four hundred ninety

Notation

Scientific notation 1.8144490 × 10^7
Engineering notation 1.8144490 × 10^6

Prime Factorization of 18144490

Prime Factorization 2 × 5 × 7 × 13 × 127 × 157

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 18144490
Product of the distinct prime numbers

The prime factorization of 18144490 is 2 × 5 × 7 × 13 × 127 × 157. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 18144490)

Multiplication

n×y
n×2 36288980
n×3 54433470
n×4 72577960
n×5 90722450

Division

n÷y
n÷2 9072245
n÷3 6048163.3333333
n÷3 4536122.5
n÷5 3628898

Exponentiation

ny
n2 329222517360100
n3 5.9735746740152E+21
n4 1.0838746593692E+29
n5 1.9666352918178E+36

Nth Root

y√n
2√n 4259.6349608857
3√n 262.773513853
4√n 65.265878994201
5√n 28.297557634684

Divisors of 18144490

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 -18144489
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 18144490 can be divided by 64 positive divisors. The sum of these divisors (counting 18144490) is 1, the average is 0.015625.

Base conversion 18144490

Base System Value
2 Binary 1000101001101110011101010
3 Ternary 1021010211120011
4 Quaternary 1011031303222
5 Quinary 14121110430
6 Senary 1444522134
8 Octal 105156352
10 Decimal 18144490
12 Duodecimal 60b034a
16 Hexadecimal 114dcea
20 Vigesimal 5d814a
36 Base36 aswdm

Cryptographic Hash Functions

md5 31457b85d7e9fabf0cce7bc7e346c1a8
sha1 fada93282200ccb8be57fea3252dacdab5279079
sha256 0d78e74eec802f29be0d6c3aec418a862779e0f693f0aef2b8043f63985aee65
sha512 67558106273cee03018195ff8ed9116e721f7e3f927cdb6c27211266a36e102801d3228d0ceee5d27c6857b67f49722215fab12ea57d531029c21d5d52e22919
ripemd-160 61b476e7da2ee4f19f9e50655ce4dcc109c5f66e

18144490 as geometric shapes

Circle

Radius = n
Diameter 36288980
Circumference 114005192.97427
Area 1.0342830419348E+15

Sphere

Radius = n
Volume 2.5022051082075E+22
Surface area 4.1371321677393E+15
Circumference 114005192.97427

Square

Length = n
Perimeter 72577960
Area 329222517360100
Diagonal 25660183.840343

Cube

Length = n
Surface area 1975335104160600
Volume 5.9735746740152E+21
Space diagonal 31427178.557425

Equilateral Triangle

Length = n
Perimeter 54433470
Area 1.4255753176585E+14
Altitude 15713589.278713

Triangular Pyramid

Length = n
Surface area 1.4255753176585E+14
Volume 7.0399252665339E+20
Height 8553394.6134477