20138468 (number)

20138468 is an even 8-digits composite number following 20138467 and preceding 20138469. In scientific notation, it is written as 2.0138468 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 24 positive divisors. There are 8352000 positive integers (up to 20138468) that are relatively prime to 20138468.

Interesting facts

Basic properties

Name

Name twenty million one hundred thirty-eight thousand four hundred sixty-eight

Notation

Scientific notation 2.0138468 × 10^7
Engineering notation 2.0138468 × 10^6

Prime Factorization of 20138468

Prime Factorization 2 × 2 × 7 × 31 × 23201

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10069234
Product of the distinct prime numbers

The prime factorization of 20138468 is 2 × 2 × 7 × 31 × 23201. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 7, 66, 56, 751, 634, 3637, 2594, 32477, 76747, 619716, 17887, 2545675, 4281159, 45497121, 22372616, 13651787, 62434139, 6660253765, 5518680931

Basic calculations (n = 20138468)

Multiplication

n×y
n×2 40276936
n×3 60415404
n×4 80553872
n×5 100692340

Division

n÷y
n÷2 10069234
n÷3 6712822.6666667
n÷3 5034617
n÷5 4027693.6

Exponentiation

ny
n2 405557893387024
n3 8.167314658122E+21
n4 1.6447720488852E+29
n5 3.3123189273769E+36

Nth Root

y√n
2√n 4487.590444771
3√n 272.06675480933
4√n 66.989480105245
5√n 28.893841483895

Divisors of 20138468

1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23201, 46402, 92804, 162407, 324814, 649628, 719231, 1438462, 2876924, 5034617, 10069234, 20138468

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 -20138467
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 20138468 can be divided by 24 positive divisors. The sum of these divisors (counting 20138468) is 1, the average is 0.041666666666667.

Base conversion 20138468

Base System Value
2 Binary 1001100110100100111100100
3 Ternary 1101220010210012
4 Quaternary 1030310213210
5 Quinary 20123412333
6 Senary 1555345352
8 Octal 114644744
10 Decimal 20138468
12 Duodecimal 68b2258
16 Hexadecimal 13349e4
20 Vigesimal 65h638
36 Base36 bzmxw

Cryptographic Hash Functions

md5 ad14888697219e290d8ae2c2cc9b25dc
sha1 70a3d779dfb6d3d9e5d8c76d0982b2c32a1c9cb1
sha256 71d53c8572cd12b56e769d5b8d32081ad7f8c6cbd396a90129515c21c28c8c1b
sha512 83a53a1abd92dd5cc0b88473edd91325a6c4a9a7ac851e203f35f9290e7ad92bd1385d58deb9de69a225c507d1c42265a41440b0df1afdd64ae0c19288748e80
ripemd-160 209637e7626ec848de18857d77cf8c00594c3e61

20138468 as geometric shapes

Circle

Radius = n
Diameter 40276936
Circumference 126533726.24671
Area 1.27409769847E+15

Sphere

Radius = n
Volume 3.421116763935E+22
Surface area 5.0963907938801E+15
Circumference 126533726.24671

Square

Length = n
Perimeter 80553872
Area 405557893387024
Diagonal 28480094.571017

Cube

Length = n
Surface area 2433347360322144
Volume 8.167314658122E+21
Space diagonal 34880849.7626

Equilateral Triangle

Length = n
Perimeter 60415404
Area 1.7561171918923E+14
Altitude 17440424.8813

Triangular Pyramid

Length = n
Surface area 1.7561171918923E+14
Volume 9.6252726314039E+20
Height 9493364.8570055