20408065 (number)

20408065 is an odd 8-digits composite number following 20408064 and preceding 20408066. In scientific notation, it is written as 2.0408065 × 10^7. The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors. There are 16326448 positive integers (up to 20408065) that are relatively prime to 20408065.

Interesting facts

Basic properties

Name

Name twenty million four hundred eight thousand sixty-five

Notation

Scientific notation 2.0408065 × 10^7
Engineering notation 2.0408065 × 10^6

Prime Factorization of 20408065

Prime Factorization 5 × 4081613

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 20408065
Product of the distinct prime numbers

The prime factorization of 20408065 is 5 × 4081613. Since it has a total of 2 prime factors.

Most popular turbo-numbers

4, 5, 95, 56, 736, 914, 736, 706, 61946, 52815, 134866, 266476, 3151518, 3868009, 11809151, 974065, 790863412, 591388973, 7547285784, 5395166291

Basic calculations (n = 20408065)

Multiplication

n×y
n×2 40816130
n×3 61224195
n×4 81632260
n×5 102040325

Division

n÷y
n÷2 10204032.5
n÷3 6802688.3333333
n÷3 5102016.25
n÷5 4081613

Exponentiation

ny
n2 416489117044225
n3 8.4997369724312E+21
n4 1.7346318461628E+29
n5 3.540047946756E+36

Nth Root

y√n
2√n 4517.5286385368
3√n 273.2754446447
4√n 67.212563100486
5√n 28.970791847356

Divisors of 20408065

1, 5, 4081613, 20408065

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20408064
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20408065 can be divided by 4 positive divisors. The sum of these divisors (counting 20408065) is 1, the average is 0.25.

Base conversion 20408065

Base System Value
2 Binary 1001101110110011100000001
3 Ternary 1102101211121021
4 Quaternary 1031312130001
5 Quinary 20211024230
6 Senary 2005225441
8 Octal 115663401
10 Decimal 20408065
12 Duodecimal 6a02281
16 Hexadecimal 1376701
20 Vigesimal 67b035
36 Base36 c5eyp

Cryptographic Hash Functions

md5 53d8c1c5b490c9b1231183d2e6e85ec1
sha1 8b44e9299161deb0444206c8138342244d77356d
sha256 59b9789659493269512d2cdd734950d635d1690ddfe3b49124e96dbc044bb556
sha512 ec2de5d7ab97723e8559eb4cc9dcbfc932377d1c366268aa818fd383c876b5339747795fc1bfc95faf0c860d586723eedad2ebc42550678c4bca2022b4a16341
ripemd-160 20d49e56c5b874c7fe76a7a199ba466d8f8b168c

20408065 as geometric shapes

Circle

Radius = n
Diameter 40816130
Circumference 128227654.15597
Area 1.3084391504062E+15

Sphere

Radius = n
Volume 3.560361497338E+22
Surface area 5.2337566016249E+15
Circumference 128227654.15597

Square

Length = n
Perimeter 81632260
Area 416489117044225
Diagonal 28861362.304792

Cube

Length = n
Surface area 2498934702265350
Volume 8.4997369724312E+21
Space diagonal 35347805.464168

Equilateral Triangle

Length = n
Perimeter 61224195
Area 1.8034507788002E+14
Altitude 17673902.732084

Triangular Pyramid

Length = n
Surface area 1.8034507788002E+14
Volume 1.0017036085847E+21
Height 9620454.1015972