18125440 (number)

18125440 is an even 8-digits composite number following 18125439 and preceding 18125441. In scientific notation, it is written as 1.8125440 × 10^7. The sum of its digits is 25. It has a total of 10 prime factors and 64 positive divisors. There are 7160832 positive integers (up to 18125440) that are relatively prime to 18125440.

Interesting facts

Basic properties

Name

Name eighteen million one hundred twenty-five thousand four hundred forty

Notation

Scientific notation 1.8125440 × 10^7
Engineering notation 1.8125440 × 10^6

Prime Factorization of 18125440

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 127 × 223

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 283210
Product of the distinct prime numbers

The prime factorization of 18125440 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 127 × 223. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 18125440)

Multiplication

n×y
n×2 36250880
n×3 54376320
n×4 72501760
n×5 90627200

Division

n÷y
n÷2 9062720
n÷3 6041813.3333333
n÷3 4531360
n÷5 3625088

Exponentiation

ny
n2 328531575193600
n3 5.9547793542771E+21
n4 1.0793299589919E+29
n5 1.956333041191E+36

Nth Root

y√n
2√n 4257.3982665473
3√n 262.68151919702
4√n 65.248741493973
5√n 28.291613185388

Divisors of 18125440

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 -18125439
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 18125440 can be divided by 64 positive divisors. The sum of these divisors (counting 18125440) is 1, the average is 0.015625.

Base conversion 18125440

Base System Value
2 Binary 1000101001001001010000000
3 Ternary 1021002212102121
4 Quaternary 1011021022000
5 Quinary 14120003230
6 Senary 1444254024
8 Octal 105111200
10 Decimal 18125440
12 Duodecimal 60a1314
16 Hexadecimal 1149280
20 Vigesimal 5d5dc0
36 Base36 ashog

Cryptographic Hash Functions

md5 9fd5b8ef895dc1503dcca0c851b9f08a
sha1 dbd5583ae8482ef438315796643cb84715687351
sha256 86155ef800327bf5c6a377b9a33a008ec1c370cabd14efbba96b96d46e7d308b
sha512 af94222f084546b01428467077501a59500428617788eef1c67b8d3333dd60db7268486c70696cbeb8faf9818078dec5c6e2674643aa26a99db2b85da5c9c936
ripemd-160 df1d55f5e520b484098518c62580882613d41692

18125440 as geometric shapes

Circle

Radius = n
Diameter 36250880
Circumference 113885498.29417
Area 1.0321123831005E+15

Sphere

Radius = n
Volume 2.494332143086E+22
Surface area 4.128449532402E+15
Circumference 113885498.29417

Square

Length = n
Perimeter 72501760
Area 328531575193600
Diagonal 25633243.07198

Cube

Length = n
Surface area 1971189451161600
Volume 5.9547793542771E+21
Space diagonal 31394182.989541

Equilateral Triangle

Length = n
Perimeter 54376320
Area 1.4225834503149E+14
Altitude 15697091.494771

Triangular Pyramid

Length = n
Surface area 1.4225834503149E+14
Volume 7.0177747697983E+20
Height 8544414.3573266