18889400 (number)

18889400 is an even 8-digits composite number following 18889399 and preceding 18889401. In scientific notation, it is written as 1.8889400 × 10^7. The sum of its digits is 38. It has a total of 6 prime factors and 24 positive divisors. There are 7555680 positive integers (up to 18889400) that are relatively prime to 18889400.

Interesting facts

Basic properties

Name

Name eighteen million eight hundred eighty-nine thousand four hundred

Notation

Scientific notation 1.8889400 × 10^7
Engineering notation 1.8889400 × 10^6

Prime Factorization of 18889400

Prime Factorization 2 × 2 × 2 × 5 × 5 × 94447

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 944470
Product of the distinct prime numbers

The prime factorization of 18889400 is 2 × 2 × 2 × 5 × 5 × 94447. Since it has a total of 6 prime factors.

Most popular turbo-numbers

4, 7, 56, 69, 453, 187, 3400, 9106, 17605, 66928, 3669, 137140, 1692914, 7781950, 70028300, 41161726, 788608189, 846185001, 7327484067, 445510957

Basic calculations (n = 18889400)

Multiplication

n×y
n×2 37778800
n×3 56668200
n×4 75557600
n×5 94447000

Division

n÷y
n÷2 9444700
n÷3 6296466.6666667
n÷3 4722350
n÷5 3777880

Exponentiation

ny
n2 356809432360000
n3 6.739916091621E+21
n4 1.2731297102107E+29
n5 2.4048656348053E+36

Nth Root

y√n
2√n 4346.1937370531
3√n 266.32139341966
4√n 65.92566827157
5√n 28.526180944584

Divisors of 18889400

1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 94447, 188894, 377788, 472235, 755576, 944470, 1888940, 2361175, 3777880, 4722350, 9444700, 18889400

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18889399
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18889400 can be divided by 24 positive divisors. The sum of these divisors (counting 18889400) is 1, the average is 0.041666666666667.

Base conversion 18889400

Base System Value
2 Binary 1001000000011101010111000
3 Ternary 1022112200101102
4 Quaternary 1020003222320
5 Quinary 14313430100
6 Senary 1512510532
8 Octal 110035270
10 Decimal 18889400
12 Duodecimal 63ab448
16 Hexadecimal 1203ab8
20 Vigesimal 5i13a0
36 Base36 b8v5k

Cryptographic Hash Functions

md5 50274cf7b9f3b580f4ce9dac130168ba
sha1 c7dd310468911b8c9d7535647508d5340b2a8f8c
sha256 8060c42f7298eb0e3ef42e9605b7e90f9a8a39ac5b280e0bdacccd8f0914a2c6
sha512 c7bfe4af4301bf92a3b63276dee8cb6a20ac4afdaa6af497c208a43e6450fa9c85f74b0f41350b41052029f9a9d0ce45b626c9d9970833adf54d6755b875fce4
ripemd-160 1dd5ae92cd3295ba82f8daa2cd6ceedc4ab72ea5

18889400 as geometric shapes

Circle

Radius = n
Diameter 37778800
Circumference 118685600.54144
Area 1.1209498914337E+15

Sphere

Radius = n
Volume 2.8232094505664E+22
Surface area 4.4837995657349E+15
Circumference 118685600.54144

Square

Length = n
Perimeter 75557600
Area 356809432360000
Diagonal 26713645.66509

Cube

Length = n
Surface area 2140856594160000
Volume 6.739916091621E+21
Space diagonal 32717400.524492

Equilateral Triangle

Length = n
Perimeter 56668200
Area 1.5450301636683E+14
Altitude 16358700.262246

Triangular Pyramid

Length = n
Surface area 1.5450301636683E+14
Volume 7.9430672883559E+20
Height 8904548.5550301