20542445 (number)

20542445 is an odd 8-digits composite number following 20542444 and preceding 20542446. In scientific notation, it is written as 2.0542445 × 10^7. The sum of its digits is 26. It has a total of 5 prime factors and 32 positive divisors. There are 12695040 positive integers (up to 20542445) that are relatively prime to 20542445.

Interesting facts

Basic properties

Name

Name twenty million five hundred forty-two thousand four hundred forty-five

Notation

Scientific notation 2.0542445 × 10^7
Engineering notation 2.0542445 × 10^6

Prime Factorization of 20542445

Prime Factorization 7 × 5 × 11 × 229 × 233

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 20542445
Product of the distinct prime numbers

The prime factorization of 20542445 is 7 × 5 × 11 × 229 × 233. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 6, 6, 22, 812, 114, 4532, 2422, 78863, 27487, 597108, 708404, 676894, 7588969, 29590094, 39147610, 152839900, 297525215, 1714191378, 4156394077

Basic calculations (n = 20542445)

Multiplication

n×y
n×2 41084890
n×3 61627335
n×4 82169780
n×5 102712225

Division

n÷y
n÷2 10271222.5
n÷3 6847481.6666667
n÷3 5135611.25
n÷5 4108489

Exponentiation

ny
n2 421992046578025
n3 8.6687484072665E+21
n4 1.7807728737511E+29
n5 3.6581428816524E+36

Nth Root

y√n
2√n 4532.3774114696
3√n 273.87394080517
4√n 67.322933770518
5√n 29.008844268922

Divisors of 20542445

1, 5, 7, 11, 35, 55, 77, 229, 233, 385, 1145, 1165, 1603, 1631, 2519, 2563, 8015, 8155, 12595, 12815, 17633, 17941, 53357, 88165, 89705, 266785, 373499, 586927, 1867495, 2934635, 4108489, 20542445

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20542444
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20542445 can be divided by 32 positive divisors. The sum of these divisors (counting 20542445) is 1, the average is 0.03125.

Base conversion 20542445

Base System Value
2 Binary 1001110010111001111101101
3 Ternary 1102122122221022
4 Quaternary 1032113033231
5 Quinary 20224324240
6 Senary 2012143525
8 Octal 116271755
10 Decimal 20542445
12 Duodecimal 6a67ba5
16 Hexadecimal 13973ed
20 Vigesimal 687g25
36 Base36 c8anh

Cryptographic Hash Functions

md5 d620551b8a2e6c3b294e6a5acec32734
sha1 8493bfb28f29b2e59168ac69e288a2fd2932092a
sha256 acd313f1e67ce2c32b64f54fc3c8a7ae7a0a72ef1bb4f009e23f157db6cb2519
sha512 484c7dd4d623e46bc6b95a03244eeef86f06dd2a82405d46480627763d193e56be67bdcf60473a7f2ce6ca3b31108696c9158a0b7550bb70055ea445cf612778
ripemd-160 d9c38ad5527f962a8da9fd5553b68502f9c7271b

20542445 as geometric shapes

Circle

Radius = n
Diameter 41084890
Circumference 129071988.59754
Area 1.3257271134028E+15

Sphere

Radius = n
Volume 3.6311568416116E+22
Surface area 5.3029084536114E+15
Circumference 129071988.59754

Square

Length = n
Perimeter 82169780
Area 421992046578025
Diagonal 29051404.323303

Cube

Length = n
Surface area 2531952279468150
Volume 8.6687484072665E+21
Space diagonal 35580558.451689

Equilateral Triangle

Length = n
Perimeter 61627335
Area 1.8272791626578E+14
Altitude 17790279.225845

Triangular Pyramid

Length = n
Surface area 1.8272791626578E+14
Volume 1.0216217971964E+21
Height 9683801.4411011