20455420 (number)

20455420 is an even 8-digits composite number following 20455419 and preceding 20455421. In scientific notation, it is written as 2.0455420 × 10^7. The sum of its digits is 22. It has a total of 5 prime factors and 24 positive divisors. There are 7698688 positive integers (up to 20455420) that are relatively prime to 20455420.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty-five thousand four hundred twenty

Notation

Scientific notation 2.0455420 × 10^7
Engineering notation 2.0455420 × 10^6

Prime Factorization of 20455420

Prime Factorization 2 × 2 × 17 × 85 × 3539

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10227710
Product of the distinct prime numbers

The prime factorization of 20455420 is 2 × 2 × 17 × 85 × 3539. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 7, 26, 4, 707, 31, 4645, 4383, 98636, 80557, 517947, 395319, 9125541, 7567639, 24143276, 60200582, 414905055, 978109766, 2674902877, 630037371

Basic calculations (n = 20455420)

Multiplication

n×y
n×2 40910840
n×3 61366260
n×4 81821680
n×5 102277100

Division

n÷y
n÷2 10227710
n÷3 6818473.3333333
n÷3 5113855
n÷5 4091084

Exponentiation

ny
n2 418424207376400
n3 8.5590429000514E+21
n4 1.7507881731857E+29
n5 3.5813107413546E+36

Nth Root

y√n
2√n 4522.7668522709
3√n 273.48665137658
4√n 67.251519330576
5√n 28.984224186589

Divisors of 20455420

1, 2, 4, 17, 34, 68, 85, 170, 340, 1445, 2890, 3539, 5780, 7078, 14156, 60163, 120326, 240652, 300815, 601630, 1203260, 5113855, 10227710, 20455420

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 -20455419
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 20455420 can be divided by 24 positive divisors. The sum of these divisors (counting 20455420) is 1, the average is 0.041666666666667.

Base conversion 20455420

Base System Value
2 Binary 1001110000001111111111100
3 Ternary 1102111020120011
4 Quaternary 1032001333330
5 Quinary 20214033140
6 Senary 2010233004
8 Octal 116017774
10 Decimal 20455420
12 Duodecimal 6a25764
16 Hexadecimal 1381ffc
20 Vigesimal 67gib0
36 Base36 c6fi4

Cryptographic Hash Functions

md5 fcb0361d0d20abce57c84413f5dc465a
sha1 4f8e05a6328846e0c2e3e93fb7a9dd3f9323282d
sha256 99d4b7c72b4337c0170f86161d0899c3da4deabd4e04c27242bbf9333f19a103
sha512 9185dcac81e50cd5768b6cd5230c09d1ff5aab70f56c83d0a66341084eb4088a072b13b3afbe4c14659ec2faa2cea4696b91b25a33ae4d23be64a6e714467301
ripemd-160 446d26884b333112bbe09441e1fbcfcf152d8467

20455420 as geometric shapes

Circle

Radius = n
Diameter 40910840
Circumference 128525194.39619
Area 1.3145184159778E+15

Sphere

Radius = n
Volume 3.5852035062082E+22
Surface area 5.2580736639113E+15
Circumference 128525194.39619

Square

Length = n
Perimeter 81821680
Area 418424207376400
Diagonal 28928332.388038

Cube

Length = n
Surface area 2510545244258400
Volume 8.5590429000514E+21
Space diagonal 35429826.730161

Equilateral Triangle

Length = n
Perimeter 61366260
Area 1.8118299657317E+14
Altitude 17714913.36508

Triangular Pyramid

Length = n
Surface area 1.8118299657317E+14
Volume 1.0086928791821E+21
Height 9642777.4626793