18409920 (number)

18409920 is an even 8-digits composite number following 18409919 and preceding 18409921. In scientific notation, it is written as 1.8409920 × 10^7. The sum of its digits is 33. It has a total of 10 prime factors and 112 positive divisors. There are 4838400 positive integers (up to 18409920) that are relatively prime to 18409920.

Interesting facts

Basic properties

Name

Name eighteen million four hundred nine thousand nine hundred twenty

Notation

Scientific notation 1.8409920 × 10^7
Engineering notation 1.8409920 × 10^6

Prime Factorization of 18409920

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 127 × 151

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 575310
Product of the distinct prime numbers

The prime factorization of 18409920 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 127 × 151. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 18409920)

Multiplication

n×y
n×2 36819840
n×3 55229760
n×4 73639680
n×5 92049600

Division

n÷y
n÷2 9204960
n÷3 6136640
n÷3 4602480
n÷5 3681984

Exponentiation

ny
n2 338925154406400
n3 6.2395849786095E+21
n4 1.148702602894E+29
n5 2.1147523023071E+36

Nth Root

y√n
2√n 4290.6782680597
3√n 264.04865953391
4√n 65.503269140248
5√n 28.379868595659

Divisors of 18409920

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 -18409919
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 18409920 can be divided by 112 positive divisors. The sum of these divisors (counting 18409920) is 1, the average is 0.0089285714285714.

Base conversion 18409920

Base System Value
2 Binary 1000110001110100111000000
3 Ternary 1021122022122220
4 Quaternary 1012032213000
5 Quinary 14203104140
6 Senary 1454331040
8 Octal 106164700
10 Decimal 18409920
12 Duodecimal 61b9a80
16 Hexadecimal 118e9c0
20 Vigesimal 5f14g0
36 Base36 ayl6o

Cryptographic Hash Functions

md5 b1ed67489c1b80f69d1a099f21bf88fb
sha1 dea512933eadcdc01186673806513f91cf8cdc9e
sha256 5468030e151603b464cf8e0850abf3830b08e2b55d3d8315c441430f08d47d27
sha512 6caa38f88b6bb9bd0b1b31004a755367259d9d1e6329c8ba6d2524fa21a7fe28174fa08a497eeefed07ec689ac8c2fdc52a92ea4d99ed4f54a9c82ae8988fc13
ripemd-160 47d1286a04c930730f388ebdf2169e88580cde33

18409920 as geometric shapes

Circle

Radius = n
Diameter 36819840
Circumference 115672938.85035
Area 1.0647647751999E+15

Sphere

Radius = n
Volume 2.6136312440332E+22
Surface area 4.2590591007997E+15
Circumference 115672938.85035

Square

Length = n
Perimeter 73639680
Area 338925154406400
Diagonal 26035558.546204

Cube

Length = n
Surface area 2033550926438400
Volume 6.2395849786095E+21
Space diagonal 31886916.803278

Equilateral Triangle

Length = n
Perimeter 55229760
Area 1.4675889684875E+14
Altitude 15943458.401639

Triangular Pyramid

Length = n
Surface area 1.4675889684875E+14
Volume 7.3534214169408E+20
Height 8678519.5154012