18990589 is an odd 8-digits composite number following 18990588
and preceding 18990590 . In scientific notation, it is written as 1.8990589 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 18632224 positive integers (up to 18990589) that are relatively prime to 18990589.
18990589 has 4 divisors, whose sum is 19348956
The reverse of 18990589 is 98509981
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighteen million nine hundred ninety thousand five hundred eighty-nine
Scientific notation
1.8990589 × 10^7
Engineering notation
1.8990589 × 10^6
Prime Factorization
53 × 358313
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18990589
Product of the distinct prime numbers
The prime factorization of 18990589 is 53 × 358313.
Since it has a total of 2 prime factors.
6 , 6 , 89 , 95 , 67 , 910 , 2135 , 4916 , 77984 , 94070 , 185036 , 483596 , 853705 , 8512331 , 86955167 , 75748464 , 891642344 , 156604383 , 766385861 , 7659844200
n×2
37981178
n×3
56971767
n×4
75962356
n×5
94952945
n÷2
9495294.5
n÷3
6330196.3333333
n÷3
4747647.25
n÷5
3798117.8
n2
360642470566921
n3
6.848812934481E+21
n4
1.3006299157661E+29
n5
2.4699728171419E+36
2 √n
4357.8192940965
3 √n
266.79610088055
4 √n
66.013781092258
5 √n
28.556678158401
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18990588
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18990589 can be divided by 4 positive divisors.
The sum of these divisors (counting 18990589) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000011100010111111101
3
Ternary
1022201211012011
4
Quaternary
1020130113331
5
Quinary
14330144324
6
Senary
1515011221
8
Octal
110342775
10
Decimal
18990589
12
Duodecimal
6439b11
16
Hexadecimal
121c5fd
20
Vigesimal
5idg99
36
Base36
bb18d
md5
20e9dbacb3d9a716fd8fffeba6ae422f
sha1
4fe06c55dc4e660f96f5fae16f3dc1a28eaf2d83
sha256
b1f64db8fbe9fd0ac4ee141d4dddb43316320ecd697ef973ae8185c13cc77e9a
sha512
c4317f27d65a779dd81b670f7bc8338c4ec65f71424f825c6f02de827cb3581de1a016043da689e134e84cc513cb1ea45b38d9cbc31d5b78f1ff8d7c50aa4377
ripemd-160
ede8fe0ea7bb869f5d69e69ad9cfeaeb491c921c
Diameter
37981178
Circumference
119321389.77949
Area
1.1329917361055E+15
Volume
2.8688240534368E+22
Surface area
4.531966944422E+15
Circumference
119321389.77949
Perimeter
75962356
Area
360642470566921
Diagonal
26856748.521253
Surface area
2163854823401526
Volume
6.848812934481E+21
Space diagonal
32892665.013659
Perimeter
56971767
Area
1.5616277059727E+14
Altitude
16446332.506829
Surface area
1.5616277059727E+14
Volume
8.0714034484161E+20
Height
8952249.5070844