18742408 (number)

18742408 is an even 8-digits composite number following 18742407 and preceding 18742409. In scientific notation, it is written as 1.8742408 × 10^7. The sum of its digits is 34. It has a total of 5 prime factors and 16 positive divisors. There are 9351888 positive integers (up to 18742408) that are relatively prime to 18742408.

Interesting facts

Basic properties

Name

Name eighteen million seven hundred forty-two thousand four hundred eight

Notation

Scientific notation 1.8742408 × 10^7
Engineering notation 1.8742408 × 10^6

Prime Factorization of 18742408

Prime Factorization 2 × 2 × 2 × 547 × 4283

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 4685602
Product of the distinct prime numbers

The prime factorization of 18742408 is 2 × 2 × 2 × 547 × 4283. Since it has a total of 5 prime factors.

Most popular turbo-numbers

1, 3, 84, 19, 625, 553, 5027, 4042, 60169, 69336, 323353, 125396, 8487293, 3094231, 21688152, 78314204, 475917386, 574310745, 3169250355, 3895951543

Basic calculations (n = 18742408)

Multiplication

n×y
n×2 37484816
n×3 56227224
n×4 74969632
n×5 93712040

Division

n÷y
n÷2 9371204
n÷3 6247469.3333333
n÷3 4685602
n÷5 3748481.6

Exponentiation

ny
n2 351277857638464
n3 6.583792929226E+21
n4 1.2339613326707E+29
n5 2.3127406753138E+36

Nth Root

y√n
2√n 4329.2502815153
3√n 265.62878099347
4√n 65.797038546695
5√n 28.481645559272

Divisors of 18742408

1, 2, 4, 8, 547, 1094, 2188, 4283, 4376, 8566, 17132, 34264, 2342801, 4685602, 9371204, 18742408

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18742407
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18742408 can be divided by 16 positive divisors. The sum of these divisors (counting 18742408) is 1, the average is 0.0625.

Base conversion 18742408

Base System Value
2 Binary 1000111011111110010001000
3 Ternary 1022021012202021
4 Quaternary 1013133302020
5 Quinary 14244224113
6 Senary 1505414224
8 Octal 107376210
10 Decimal 18742408
12 Duodecimal 633a374
16 Hexadecimal 11dfc88
20 Vigesimal 5h2g08
36 Base36 b5pqg

Cryptographic Hash Functions

md5 662644a03207747f658f5e3460e1118f
sha1 f9067ecbb5b87c90c85b0b74c2e35dfd6ca6f177
sha256 3f236ed07c4c7230c3ae555694cb89de46a6109646e3b9c186ad539069211974
sha512 fc7d39cd9310d2f1204fb0867f1e6750d38559622170cf06a17c81f1d5cc1e14a654ccdce2856c4bc9f9bc97cd5eb9f433df51df68b90636ca94d414d6c35e81
ripemd-160 483ff628f8c742d968d615ac6cdeaf9159d95dde

18742408 as geometric shapes

Circle

Radius = n
Diameter 37484816
Circumference 117762022.56677
Area 1.1035719369258E+15

Sphere

Radius = n
Volume 2.7578127332284E+22
Surface area 4.414287747703E+15
Circumference 117762022.56677

Square

Length = n
Perimeter 74969632
Area 351277857638464
Diagonal 26505767.58513

Cube

Length = n
Surface area 2107667145830784
Volume 6.583792929226E+21
Space diagonal 32462802.912185

Equilateral Triangle

Length = n
Perimeter 56227224
Area 1.5210777425094E+14
Altitude 16231401.456093

Triangular Pyramid

Length = n
Surface area 1.5210777425094E+14
Volume 7.7590743769729E+20
Height 8835255.86171