18389950 (number)

18389950 is an even 8-digits composite number following 18389949 and preceding 18389951. In scientific notation, it is written as 1.8389950 × 10^7. The sum of its digits is 43. It has a total of 5 prime factors and 24 positive divisors. There are 7314720 positive integers (up to 18389950) that are relatively prime to 18389950.

Interesting facts

Basic properties

Name

Name eighteen million three hundred eighty-nine thousand nine hundred fifty

Notation

Scientific notation 1.8389950 × 10^7
Engineering notation 1.8389950 × 10^6

Prime Factorization of 18389950

Prime Factorization 2 × 5 × 5 × 197 × 1867

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 3677990
Product of the distinct prime numbers

The prime factorization of 18389950 is 2 × 5 × 5 × 197 × 1867. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 6, 37, 8, 123, 860, 2608, 6226, 97604, 4735, 330529, 741375, 1934211, 5620443, 7354582, 37111555, 894932290, 304943722, 320415220, 8498168397

Basic calculations (n = 18389950)

Multiplication

n×y
n×2 36779900
n×3 55169850
n×4 73559800
n×5 91949750

Division

n÷y
n÷2 9194975
n÷3 6129983.3333333
n÷3 4597487.5
n÷5 3677990

Exponentiation

ny
n2 338190261002500
n3 6.2193019903229E+21
n4 1.1437265263694E+29
n5 2.1033073633607E+36

Nth Root

y√n
2√n 4288.3504987349
3√n 263.95315016518
4√n 65.485498385024
5√n 28.373708959494

Divisors of 18389950

1, 2, 5, 10, 25, 50, 197, 394, 985, 1867, 1970, 3734, 4925, 9335, 9850, 18670, 46675, 93350, 367799, 735598, 1838995, 3677990, 9194975, 18389950

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 -18389949
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 18389950 can be divided by 24 positive divisors. The sum of these divisors (counting 18389950) is 1, the average is 0.041666666666667.

Base conversion 18389950

Base System Value
2 Binary 1000110001001101110111110
3 Ternary 1021121022021021
4 Quaternary 1012021232332
5 Quinary 14201434300
6 Senary 1454054354
8 Octal 106115676
10 Decimal 18389950
12 Duodecimal 61aa3ba
16 Hexadecimal 1189bbe
20 Vigesimal 5eieha
36 Base36 ay5ry

Cryptographic Hash Functions

md5 da6b2d0c731bb7169ba61809605ea95c
sha1 caf786d524d0fe4c7633b7df6bf36bf552e55c05
sha256 a80e1c75a7f3a9c62a870d6f5fb8a844a51d063c5480195f65f7b57daf978390
sha512 a46207e2a9746017e5955a23c5447b7d9e5ea705967f907abbf756553de8b5226021ca21b23b765f7e976d951ec93b7b6aa9a34a89df303a352cef722f9a5d38
ripemd-160 483292717a0c54ec36a4741c51944985861be4c9

18389950 as geometric shapes

Circle

Radius = n
Diameter 36779900
Circumference 115547463.63977
Area 1.0624560394811E+15

Sphere

Radius = n
Volume 2.6051351257673E+22
Surface area 4.2498241579243E+15
Circumference 115547463.63977

Square

Length = n
Perimeter 73559800
Area 338190261002500
Diagonal 26007316.701363

Cube

Length = n
Surface area 2029141566015000
Volume 6.2193019903229E+21
Space diagonal 31852327.748651

Equilateral Triangle

Length = n
Perimeter 55169850
Area 1.4644067867033E+14
Altitude 15926163.874326

Triangular Pyramid

Length = n
Surface area 1.4644067867033E+14
Volume 7.3295176860072E+20
Height 8669105.567121