20145216 (number)

20145216 is an even 8-digits composite number following 20145215 and preceding 20145217. In scientific notation, it is written as 2.0145216 × 10^7. The sum of its digits is 21. It has a total of 9 prime factors and 56 positive divisors. There are 5308416 positive integers (up to 20145216) that are relatively prime to 20145216.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0145216 × 10^7
Engineering notation 2.0145216 × 10^6

Prime Factorization of 20145216

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 91 × 1153

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 629538
Product of the distinct prime numbers

The prime factorization of 20145216 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 91 × 1153. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20145216)

Multiplication

n×y
n×2 40290432
n×3 60435648
n×4 80580864
n×5 100726080

Division

n÷y
n÷2 10072608
n÷3 6715072
n÷3 5036304
n÷5 4029043.2

Exponentiation

ny
n2 405829727686656
n3 8.1755275234689E+21
n4 1.6469776787423E+29
n5 3.3178721085441E+36

Nth Root

y√n
2√n 4488.3422329408
3√n 272.0971394682
4√n 66.995091110773
5√n 28.89577757471

Divisors of 20145216

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20145215
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20145216 can be divided by 56 positive divisors. The sum of these divisors (counting 20145216) is 1, the average is 0.017857142857143.

Base conversion 20145216

Base System Value
2 Binary 1001100110110010001000000
3 Ternary 1101220111001010
4 Quaternary 1030312101000
5 Quinary 20124121331
6 Senary 1555440520
8 Octal 114662100
10 Decimal 20145216
12 Duodecimal 68b6140
16 Hexadecimal 1336440
20 Vigesimal 65i30g
36 Base36 bzs5c

Cryptographic Hash Functions

md5 3d8d7a4b498444ad04e8af0b0b31b54d
sha1 4e6a51447b9009d3565350a7c259562eea3ddcbf
sha256 89e7db1299549f6122480d99b2cfc4b8d2c20cdcab94c34e97bec44d4f666795
sha512 b950b05585ddf0e38007b43f791ed51c7ecbd8405098b10d2f801a0b0344464f23e3d48cf267d9eeec30fd5ded3158fdbbd4d084400195587423ebb911d0a2bb
ripemd-160 47763f1017bdc4c2aa1b36cda9960a5f981ab903

20145216 as geometric shapes

Circle

Radius = n
Diameter 40290432
Circumference 126576125.18116
Area 1.2749516911087E+15

Sphere

Radius = n
Volume 3.4245569609268E+22
Surface area 5.099806764435E+15
Circumference 126576125.18116

Square

Length = n
Perimeter 80580864
Area 405829727686656
Diagonal 28489637.684135

Cube

Length = n
Surface area 2434978366119936
Volume 8.1755275234689E+21
Space diagonal 34892537.641449

Equilateral Triangle

Length = n
Perimeter 60435648
Area 1.7572942689378E+14
Altitude 17446268.820725

Triangular Pyramid

Length = n
Surface area 1.7572942689378E+14
Volume 9.6349515860368E+20
Height 9496545.8947118