18454940 (number)

18454940 is an even 8-digits composite number following 18454939 and preceding 18454941. In scientific notation, it is written as 1.8454940 × 10^7. The sum of its digits is 35. It has a total of 5 prime factors and 24 positive divisors. There are 6220800 positive integers (up to 18454940) that are relatively prime to 18454940.

Interesting facts

Basic properties

Name

Name eighteen million four hundred fifty-four thousand nine hundred forty

Notation

Scientific notation 1.8454940 × 10^7
Engineering notation 1.8454940 × 10^6

Prime Factorization of 18454940

Prime Factorization 2 × 2 × 35 × 61 × 2161

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 9227470
Product of the distinct prime numbers

The prime factorization of 18454940 is 2 × 2 × 35 × 61 × 2161. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 2, 75, 89, 842, 967, 6958, 625, 40835, 52613, 874955, 270619, 4246639, 7440867, 15059991, 55250366, 873518067, 538045163, 8405133750, 3762591603

Basic calculations (n = 18454940)

Multiplication

n×y
n×2 36909880
n×3 55364820
n×4 73819760
n×5 92274700

Division

n÷y
n÷2 9227470
n÷3 6151646.6666667
n÷3 4613735
n÷5 3690988

Exponentiation

ny
n2 340584810403600
n3 6.2854722409098E+21
n4 1.1599801307766E+29
n5 2.1407363714674E+36

Nth Root

y√n
2√n 4295.9213214397
3√n 264.26372101235
4√n 65.543278232323
5√n 28.393735182224

Divisors of 18454940

1, 2, 4, 35, 61, 70, 122, 140, 244, 2135, 2161, 4270, 4322, 8540, 8644, 75635, 131821, 151270, 263642, 302540, 527284, 4613735, 9227470, 18454940

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18454939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18454940 can be divided by 24 positive divisors. The sum of these divisors (counting 18454940) is 1, the average is 0.041666666666667.

Base conversion 18454940

Base System Value
2 Binary 1000110011001100110011100
3 Ternary 1021201121102022
4 Quaternary 1012121212130
5 Quinary 14211024230
6 Senary 1455315312
8 Octal 106314634
10 Decimal 18454940
12 Duodecimal 621bb38
16 Hexadecimal 119999c
20 Vigesimal 5f6h70
36 Base36 azjx8

Cryptographic Hash Functions

md5 d10389596fa357188935528b12fb87bd
sha1 4661f58b4f8b3ec69b4cba8568cd5bd361039f90
sha256 09152e408483932fc6709d2d3a290bc7b4454abfdc0dc2c1d0af293de488cb21
sha512 f506975c88202c1f6dd37b8e88e99543c41c99bac04ce8bbdb5e2fa956abfb18ad8820504c863889bae8bf546f018dcdf9fb87fe7e8c5c2904c8785031e1ba27
ripemd-160 0c52478c9a1f7ebec305ff989365632ce7921c83

18454940 as geometric shapes

Circle

Radius = n
Diameter 36909880
Circumference 115955807.85288
Area 1.0699787382882E+15

Sphere

Radius = n
Volume 2.632852455518E+22
Surface area 4.2799149531529E+15
Circumference 115955807.85288

Square

Length = n
Perimeter 73819760
Area 340584810403600
Diagonal 26099226.440782

Cube

Length = n
Surface area 2043508862421600
Volume 6.2854722409098E+21
Space diagonal 31964893.730635

Equilateral Triangle

Length = n
Perimeter 55364820
Area 1.4747754897631E+14
Altitude 15982446.865318

Triangular Pyramid

Length = n
Surface area 1.4747754897631E+14
Volume 7.4075000741786E+20
Height 8699742.1469272