18128412 (number)

18128412 is an even 8-digits composite number following 18128411 and preceding 18128413. In scientific notation, it is written as 1.8128412 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 36 positive divisors. There are 5982912 positive integers (up to 18128412) that are relatively prime to 18128412.

Interesting facts

Basic properties

Name

Name eighteen million one hundred twenty-eight thousand four hundred twelve

Notation

Scientific notation 1.8128412 × 10^7
Engineering notation 1.8128412 × 10^6

Prime Factorization of 18128412

Prime Factorization 2 × 2 × 3 × 3 × 103 × 4889

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 3021402
Product of the distinct prime numbers

The prime factorization of 18128412 is 2 × 2 × 3 × 3 × 103 × 4889. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 18128412)

Multiplication

n×y
n×2 36256824
n×3 54385236
n×4 72513648
n×5 90642060

Division

n÷y
n÷2 9064206
n÷3 6042804
n÷3 4532103
n÷5 3625682.4

Exponentiation

ny
n2 328639321641744
n3 5.9577090221221E+21
n4 1.0800380372915E+29
n5 1.9579374515691E+36

Nth Root

y√n
2√n 4257.7472917025
3√n 262.69587557144
4√n 65.251416013007
5√n 28.292540910841

Divisors of 18128412

36 divisors

τ Total Divisors 36
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18128411
Sum of the proper positive divisors of n
A Arithmetic Mean 0.027777777777778
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 36
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18128412 can be divided by 36 positive divisors. The sum of these divisors (counting 18128412) is 1, the average is 0.027777777777778.

Base conversion 18128412

Base System Value
2 Binary 1000101001001111000011100
3 Ternary 1021010000111200
4 Quaternary 1011021320130
5 Quinary 14120102122
6 Senary 1444315500
8 Octal 105117034
10 Decimal 18128412
12 Duodecimal 60a2b90
16 Hexadecimal 1149e1c
20 Vigesimal 5d610c
36 Base36 asjz0

Cryptographic Hash Functions

md5 9c8230962cb6d1679ec5006c60334930
sha1 57c94067743e43d0cdb40cc69962d12358d6960e
sha256 7e4c5f04636576f1280167e0dd952fbe5f7533c7fd761be473195586f89b894d
sha512 bebcc36393ec8c300b80b5a57f5b8ac4011673e112d20e11aeb2722164d15778555e54b70fa8dc4a7e1b93d3ce99449dd3143d2b6a57ee0e89855f16fb36ae42
ripemd-160 0cdaea08e996861c1e1102dc95a8f425c03020aa

18128412 as geometric shapes

Circle

Radius = n
Diameter 36256824
Circumference 113904171.9209
Area 1.0324508785504E+15

Sphere

Radius = n
Volume 2.4955593194832E+22
Surface area 4.1298035142017E+15
Circumference 113904171.9209

Square

Length = n
Perimeter 72513648
Area 328639321641744
Diagonal 25637446.114687

Cube

Length = n
Surface area 1971835929850464
Volume 5.9577090221221E+21
Space diagonal 31399330.644541

Equilateral Triangle

Length = n
Perimeter 54385236
Area 1.4230500061212E+14
Altitude 15699665.322271

Triangular Pyramid

Length = n
Surface area 1.4230500061212E+14
Volume 7.0212274164646E+20
Height 8545815.3715624