20455040 (number)

20455040 is an even 8-digits composite number following 20455039 and preceding 20455041. In scientific notation, it is written as 2.0455040 × 10^7. The sum of its digits is 20. It has a total of 10 prime factors and 64 positive divisors. There are 7910400 positive integers (up to 20455040) that are relatively prime to 20455040.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty-five thousand forty

Notation

Scientific notation 2.0455040 × 10^7
Engineering notation 2.0455040 × 10^6

Prime Factorization of 20455040

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 31 × 1031

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 319610
Product of the distinct prime numbers

The prime factorization of 20455040 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 31 × 1031. Since it has a total of 10 prime factors.

Most popular turbo-numbers

8, 6, 83, 74, 70, 394, 7252, 2217, 34800, 3807, 934492, 411934, 8067482, 4783575, 47975660, 32135858, 543594726, 350814232, 3835869198, 3937000196

Basic calculations (n = 20455040)

Multiplication

n×y
n×2 40910080
n×3 61365120
n×4 81820160
n×5 102275200

Division

n÷y
n÷2 10227520
n÷3 6818346.6666667
n÷3 5113760
n÷5 4091008

Exponentiation

ny
n2 418408661401600
n3 8.5585659053162E+21
n4 1.7506580793588E+29
n5 3.5809781039607E+36

Nth Root

y√n
2√n 4522.7248423931
3√n 273.48495784709
4√n 67.251206995809
5√n 28.984116497897

Divisors of 20455040

1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1031, 1240, 1984, 2062, 2480, 3968, 4124, 4960, 5155, 8248, 9920, 10310, 16496, 19840, 20620, 31961, 32992, 41240, 63922, 65984, 82480, 127844, 131968, 159805, 164960, 255688, 319610, 329920, 511376, 639220, 659840, 1022752, 1278440, 2045504, 2556880, 4091008, 5113760, 10227520, 20455040

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 -20455039
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 20455040 can be divided by 64 positive divisors. The sum of these divisors (counting 20455040) is 1, the average is 0.015625.

Base conversion 20455040

Base System Value
2 Binary 1001110000001111010000000
3 Ternary 1102111020001002
4 Quaternary 1032001322000
5 Quinary 20214030130
6 Senary 2010231132
8 Octal 116017200
10 Decimal 20455040
12 Duodecimal 6a254a8
16 Hexadecimal 1381e80
20 Vigesimal 67ghc0
36 Base36 c6f7k

Cryptographic Hash Functions

md5 4bf7ae8bdae9f26e985aea74dfd5a2bc
sha1 3c06d1e1af15ba4189635029eaeca5af07f133bc
sha256 e25cca2af5f562757d3194200ddb10f7f03bc0342b1dd53948f361395493c8ec
sha512 fae089e09065dfbf65f0a346e15df0ebf59b4acc4f03aa44fc01d4303cbdaed644882f0ec3088761c297fe0698e4a18db8af3ace8d09a96e1f778721fabc256b
ripemd-160 dfbc4f59dc7c83150d0a8d5659bd55ebba4d9acd

20455040 as geometric shapes

Circle

Radius = n
Diameter 40910080
Circumference 128522806.78577
Area 1.3144695768576E+15

Sphere

Radius = n
Volume 3.5850037031207E+22
Surface area 5.2578783074304E+15
Circumference 128522806.78577

Square

Length = n
Perimeter 81820160
Area 418408661401600
Diagonal 28927794.986884

Cube

Length = n
Surface area 2510451968409600
Volume 8.5585659053162E+21
Space diagonal 35429168.550854

Equilateral Triangle

Length = n
Perimeter 61365120
Area 1.8117626496861E+14
Altitude 17714584.275427

Triangular Pyramid

Length = n
Surface area 1.8117626496861E+14
Volume 1.0086366648135E+21
Height 9642598.3289614