18381330 (number)

18381330 is an even 8-digits composite number following 18381329 and preceding 18381331. In scientific notation, it is written as 1.8381330 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 64 positive divisors. There are 4453920 positive integers (up to 18381330) that are relatively prime to 18381330.

Interesting facts

Basic properties

Name

Name eighteen million three hundred eighty-one thousand three hundred thirty

Notation

Scientific notation 1.8381330 × 10^7
Engineering notation 1.8381330 × 10^6

Prime Factorization of 18381330

Prime Factorization 2 × 15 × 9 × 3 × 11 × 2063

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 18381330
Product of the distinct prime numbers

The prime factorization of 18381330 is 2 × 15 × 9 × 3 × 11 × 2063. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 18381330)

Multiplication

n×y
n×2 36762660
n×3 55143990
n×4 73525320
n×5 91906650

Division

n÷y
n÷2 9190665
n÷3 6127110
n÷3 4595332.5
n÷5 3676266

Exponentiation

ny
n2 337873292568900
n3 6.2105604888955E+21
n4 1.1415836183135E+29
n5 2.0983825210814E+36

Nth Root

y√n
2√n 4287.3453324872
3√n 263.91190242303
4√n 65.477823211277
5√n 28.371048514614

Divisors of 18381330

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 -18381329
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 18381330 can be divided by 64 positive divisors. The sum of these divisors (counting 18381330) is 1, the average is 0.015625.

Base conversion 18381330

Base System Value
2 Binary 1000110000111101000010010
3 Ternary 1021120212110000
4 Quaternary 1012013220102
5 Quinary 14201200310
6 Senary 1453550430
8 Octal 106075022
10 Decimal 18381330
12 Duodecimal 61a5416
16 Hexadecimal 1187a12
20 Vigesimal 5ehd6a
36 Base36 axz4i

Cryptographic Hash Functions

md5 c141e6e12f0d796fa849bf72608f81bd
sha1 5aeb8b4e979b216cf54d6d2bba79665d86ce59e0
sha256 3c17d9556b2d5af04c3643cdf381149770f31c14e87231f803f0547b715e82b1
sha512 b05efa01c4b932c42d33cdb074157978d8d5ff773e3430450f24ac536cdc7b7a01bd2f957cbd0867df6f8fcfcda58f6c2e7722c2bac4890a2816c713f0f26a46
ripemd-160 2382ea33d5be4f7d90a3d81210e9112bd9b73c05

18381330 as geometric shapes

Circle

Radius = n
Diameter 36762660
Circumference 115493302.58242
Area 1.0614602537787E+15

Sphere

Radius = n
Volume 2.6014734942119E+22
Surface area 4.2458410151146E+15
Circumference 115493302.58242

Square

Length = n
Perimeter 73525320
Area 337873292568900
Diagonal 25995126.180455

Cube

Length = n
Surface area 2027239755413400
Volume 6.2105604888955E+21
Space diagonal 31837397.47069

Equilateral Triangle

Length = n
Perimeter 55143990
Area 1.4630342731248E+14
Altitude 15918698.735345

Triangular Pyramid

Length = n
Surface area 1.4630342731248E+14
Volume 7.3192157277787E+20
Height 8665042.0601518