20145816 (number)

20145816 is an even 8-digits composite number following 20145815 and preceding 20145817. In scientific notation, it is written as 2.0145816 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 64 positive divisors. There are 6220800 positive integers (up to 20145816) that are relatively prime to 20145816.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-five thousand eight hundred sixteen

Notation

Scientific notation 2.0145816 × 10^7
Engineering notation 2.0145816 × 10^6

Prime Factorization of 20145816

Prime Factorization 2 × 2 × 2 × 9 × 17 × 109 × 151

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 5036454
Product of the distinct prime numbers

The prime factorization of 20145816 is 2 × 2 × 2 × 9 × 17 × 109 × 151. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20145816)

Multiplication

n×y
n×2 40291632
n×3 60437448
n×4 80583264
n×5 100729080

Division

n÷y
n÷2 10072908
n÷3 6715272
n÷3 5036454
n÷5 4029163.2

Exponentiation

ny
n2 405853902305856
n3 8.1762580387358E+21
n4 1.6471739001689E+29
n5 3.3183662312805E+36

Nth Root

y√n
2√n 4488.409072266
3√n 272.09984079876
4√n 66.995589946399
5√n 28.89594969756

Divisors of 20145816

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 -20145815
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 20145816 can be divided by 64 positive divisors. The sum of these divisors (counting 20145816) is 1, the average is 0.015625.

Base conversion 20145816

Base System Value
2 Binary 1001100110110011010011000
3 Ternary 1101220111212100
4 Quaternary 1030312122120
5 Quinary 20124131231
6 Senary 1555443400
8 Octal 114663230
10 Decimal 20145816
12 Duodecimal 68b6560
16 Hexadecimal 1336698
20 Vigesimal 65i4ag
36 Base36 bzsm0

Cryptographic Hash Functions

md5 53b4fd78a89114ab55cc0a40e95a2a21
sha1 ee78825cb26f166e60b6a5dfea94d757dc04463e
sha256 1a3e7b7d80cae7a1799a9b637042092c3d75dfba78ee0d4302b1ff9a679b2d7b
sha512 1238f4e2d7fb2a76eade1198cbe9b5e56535fd72bfe9ad593fb2180eb4da447719bd16c642bdc011e2326e3406a21914375dfe878e293614236ccbbf8cf4aa4e
ripemd-160 125011533fba0b4cf6e8427adbdee6d035105790

20145816 as geometric shapes

Circle

Radius = n
Diameter 40291632
Circumference 126579895.09234
Area 1.2750276379148E+15

Sphere

Radius = n
Volume 3.4248629584462E+22
Surface area 5.1001105516593E+15
Circumference 126579895.09234

Square

Length = n
Perimeter 80583264
Area 405853902305856
Diagonal 28490486.212273

Cube

Length = n
Surface area 2435123413835136
Volume 8.1762580387358E+21
Space diagonal 34893576.871934

Equilateral Triangle

Length = n
Perimeter 60437448
Area 1.7573989481096E+14
Altitude 17446788.435967

Triangular Pyramid

Length = n
Surface area 1.7573989481096E+14
Volume 9.6358125065351E+20
Height 9496828.7374243