18019904 (number)

18019904 is an even 8-digits composite number following 18019903 and preceding 18019905. In scientific notation, it is written as 1.8019904 × 10^7. The sum of its digits is 32. It has a total of 10 prime factors and 112 positive divisors. There are 6967296 positive integers (up to 18019904) that are relatively prime to 18019904.

Interesting facts

Basic properties

Name

Name eighteen million nineteen thousand nine hundred four

Notation

Scientific notation 1.8019904 × 10^7
Engineering notation 1.8019904 × 10^6

Prime Factorization of 18019904

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 19 × 29 × 73

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 563122
Product of the distinct prime numbers

The prime factorization of 18019904 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 19 × 29 × 73. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 18019904)

Multiplication

n×y
n×2 36039808
n×3 54059712
n×4 72079616
n×5 90099520

Division

n÷y
n÷2 9009952
n÷3 6006634.6666667
n÷3 4504976
n÷5 3603980.8

Exponentiation

ny
n2 324716940169216
n3 5.851368089023E+21
n4 1.0544109123286E+29
n5 1.9000383416713E+36

Nth Root

y√n
2√n 4244.9857479148
3√n 262.17070242372
4√n 65.153555144097
5√n 28.258590406203

Divisors of 18019904

112 divisors

τ Total Divisors 112
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18019903
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0089285714285714
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 112
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18019904 can be divided by 112 positive divisors. The sum of these divisors (counting 18019904) is 1, the average is 0.0089285714285714.

Base conversion 18019904

Base System Value
2 Binary 1000100101111011001000000
3 Ternary 1020220111122212
4 Quaternary 1010233121000
5 Quinary 14103114104
6 Senary 1442121252
8 Octal 104573100
10 Decimal 18019904
12 Duodecimal 6050228
16 Hexadecimal 112f640
20 Vigesimal 5cc9f4
36 Base36 aq88w

Cryptographic Hash Functions

md5 e823b966c3364086e54b90cda8ca421d
sha1 8658487aaa9029c078cd1cd3ff69bb6228ee7a9f
sha256 01b53b2657502897f95980d7e4f90b4bdbe1273264dfd731337782f0e8082994
sha512 e5d7131047687295346f6cef27d923bf7a7ff2035a3d7e11a0ed640ed9b6bdf5bac8ca99cd180343cb24ede8973810dc693c499b3ec312f88f88be68356d3af2
ripemd-160 a9d425d0437d74faa98ab18d4a29bca574c5f421

18019904 as geometric shapes

Circle

Radius = n
Diameter 36039808
Circumference 113222396.04959
Area 1.0201283537318E+15

Sphere

Radius = n
Volume 2.4510153335899E+22
Surface area 4.0805134149271E+15
Circumference 113222396.04959

Square

Length = n
Perimeter 72079616
Area 324716940169216
Diagonal 25483992.629461

Cube

Length = n
Surface area 1948301641015296
Volume 5.851368089023E+21
Space diagonal 31211389.275514

Equilateral Triangle

Length = n
Perimeter 54059712
Area 1.4060655961285E+14
Altitude 15605694.637757

Triangular Pyramid

Length = n
Surface area 1.4060655961285E+14
Volume 6.8959034249446E+20
Height 8494664.2098204