20187432 (number)

20187432 is an even 8-digits composite number following 20187431 and preceding 20187433. In scientific notation, it is written as 2.0187432 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 32 positive divisors. There are 6332928 positive integers (up to 20187432) that are relatively prime to 20187432.

Interesting facts

Basic properties

Name

Name twenty million one hundred eighty-seven thousand four hundred thirty-two

Notation

Scientific notation 2.0187432 × 10^7
Engineering notation 2.0187432 × 10^6

Prime Factorization of 20187432

Prime Factorization 2 × 2 × 2 × 9 × 17 × 16493

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 5046858
Product of the distinct prime numbers

The prime factorization of 20187432 is 2 × 2 × 2 × 9 × 17 × 16493. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20187432)

Multiplication

n×y
n×2 40374864
n×3 60562296
n×4 80749728
n×5 100937160

Division

n÷y
n÷2 10093716
n÷3 6729144
n÷3 5046858
n÷5 4037486.4

Exponentiation

ny
n2 407532410754624
n3 8.227032829905E+21
n4 1.6608266581548E+29
n5 3.3527825225286E+36

Nth Root

y√n
2√n 4493.0426216541
3√n 272.28707436024
4√n 67.03016202915
5√n 28.907878143883

Divisors of 20187432

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 -20187431
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 20187432 can be divided by 32 positive divisors. The sum of these divisors (counting 20187432) is 1, the average is 0.03125.

Base conversion 20187432

Base System Value
2 Binary 1001101000000100100101000
3 Ternary 1101222121221200
4 Quaternary 1031000210220
5 Quinary 20131444212
6 Senary 2000404200
8 Octal 115004450
10 Decimal 20187432
12 Duodecimal 6916660
16 Hexadecimal 1340928
20 Vigesimal 6638bc
36 Base36 c0oq0

Cryptographic Hash Functions

md5 f27a4565541fae166b6f2fa4bf8b807e
sha1 5d5fc15820e58b7145728597f6d312e50ce6574f
sha256 95a064bf37ee347d618a457af7794ee4434b170290b6c2bc3be310c68eba7b31
sha512 28eb899531ef88f853d32122a6160a80eee4c8fd328478acbebf169f6bff62653128e25905900bad144473e1a09563a5880beed070f4bec9db5a1c49f83b0630
ripemd-160 463a27e10dfa054328b1eb2745c8bf64cb200f9c

20187432 as geometric shapes

Circle

Radius = n
Diameter 40374864
Circumference 126841376.13209
Area 1.2803008277265E+15

Sphere

Radius = n
Volume 3.4461314532362E+22
Surface area 5.1212033109059E+15
Circumference 126841376.13209

Square

Length = n
Perimeter 80749728
Area 407532410754624
Diagonal 28549340.123885

Cube

Length = n
Surface area 2445194464527744
Volume 8.227032829905E+21
Space diagonal 34965657.898342

Equilateral Triangle

Length = n
Perimeter 60562296
Area 1.7646671028951E+14
Altitude 17482828.949171

Triangular Pyramid

Length = n
Surface area 1.7646671028951E+14
Volume 9.6956511717837E+20
Height 9516446.7079615