20178240 (number)

20178240 is an even 8-digits composite number following 20178239 and preceding 20178241. In scientific notation, it is written as 2.0178240 × 10^7. The sum of its digits is 24. It has a total of 9 prime factors and 56 positive divisors. There are 5380608 positive integers (up to 20178240) that are relatively prime to 20178240.

Interesting facts

Basic properties

Name

Name twenty million one hundred seventy-eight thousand two hundred forty

Notation

Scientific notation 2.0178240 × 10^7
Engineering notation 2.0178240 × 10^6

Prime Factorization of 20178240

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 21019

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 630570
Product of the distinct prime numbers

The prime factorization of 20178240 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 21019. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20178240)

Multiplication

n×y
n×2 40356480
n×3 60534720
n×4 80712960
n×5 100891200

Division

n÷y
n÷2 10089120
n÷3 6726080
n÷3 5044560
n÷5 4035648

Exponentiation

ny
n2 407161369497600
n3 8.2157998324513E+21
n4 1.6578038081116E+29
n5 3.345156311299E+36

Nth Root

y√n
2√n 4492.0195903402
3√n 272.24574100719
4√n 67.022530468046
5√n 28.905245123242

Divisors of 20178240

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20178239
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20178240 can be divided by 56 positive divisors. The sum of these divisors (counting 20178240) is 1, the average is 0.017857142857143.

Base conversion 20178240

Base System Value
2 Binary 1001100111110010101000000
3 Ternary 1101222011100020
4 Quaternary 1030332111000
5 Quinary 20131200430
6 Senary 2000253440
8 Octal 114762500
10 Decimal 20178240
12 Duodecimal 6911280
16 Hexadecimal 133e540
20 Vigesimal 6625c0
36 Base36 c0hmo

Cryptographic Hash Functions

md5 82bd0db3fe95ca6fd886b63392b23294
sha1 2c99e97cf95dc1c9f0fdc54c1404897b4fa0ca31
sha256 95760df80e1afa4dff2e02c7d5d42f8ba85eb59f7b1a18c1ef6bfdf49b1ccc13
sha512 ffd60f0d89eb36f648e4379e7c5c1133cea528e940d5140daa4d9e9175173251d7feb242f7d9242ad1e62505786110a2c078b546021c289ef577eaced9605040
ripemd-160 af804e85c9a43f19d3eb8d6c3e80c19f5528d738

20178240 as geometric shapes

Circle

Radius = n
Diameter 40356480
Circumference 126783621.09274
Area 1.2791351672392E+15

Sphere

Radius = n
Volume 3.4414261862657E+22
Surface area 5.1165406689569E+15
Circumference 126783621.09274

Square

Length = n
Perimeter 80712960
Area 407161369497600
Diagonal 28536340.672819

Cube

Length = n
Surface area 2442968216985600
Volume 8.2157998324513E+21
Space diagonal 34949736.887319

Equilateral Triangle

Length = n
Perimeter 60534720
Area 1.7630604471229E+14
Altitude 17474868.443659

Triangular Pyramid

Length = n
Surface area 1.7630604471229E+14
Volume 9.6824129573293E+20
Height 9512113.5576064