18990582 is an even 8-digits composite number following 18990581
and preceding 18990583 . In scientific notation, it is written as 1.8990582 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 5843232 positive integers (up to 18990582) that are relatively prime to 18990582.
18990582 has 16 divisors, whose sum is 40902960
The reverse of 18990582 is 28509981
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighteen million nine hundred ninety thousand five hundred eighty-two
Scientific notation
1.8990582 × 10^7
Engineering notation
1.8990582 × 10^6
Prime Factorization
2 × 3 × 13 × 243469
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18990582
Product of the distinct prime numbers
The prime factorization of 18990582 is 2 × 3 × 13 × 243469.
Since it has a total of 4 prime factors.
4 , 6 , 91 , 71 , 993 , 55 , 2005 , 5206 , 19927 , 35634 , 235919 , 690854 , 1311132 , 1803433 , 8157225 , 40316315 , 813228577 , 753569094 , 344117863 , 7341517758
n×2
37981164
n×3
56971746
n×4
75962328
n×5
94952910
n÷2
9495291
n÷3
6330194
n÷3
4747645.5
n÷5
3798116.4
n2
360642204698724
n3
6.8488053609919E+21
n4
1.3006279980996E+29
n5
2.4699682649406E+36
2 √n
4357.8184909425
3 √n
266.79606809988
4 √n
66.013775009027
5 √n
28.556676053181
1 , 2 , 3 , 6 , 13 , 26 , 39 , 78 , 243469 , 486938 , 730407 , 1460814 , 3165097 , 6330194 , 9495291 , 18990582
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18990581
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18990582 can be divided by 16 positive divisors.
The sum of these divisors (counting 18990582) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001000011100010111110110
3
Ternary
1022201211011220
4
Quaternary
1020130113312
5
Quinary
14330144312
6
Senary
1515011210
8
Octal
110342766
10
Decimal
18990582
12
Duodecimal
6439b06
16
Hexadecimal
121c5f6
20
Vigesimal
5idg92
36
Base36
bb186
md5
e3389b46684bc2b094d7ed5fadb57fa7
sha1
c850df2870b2fa942a52558f3bfb68870e1717d8
sha256
10cbd42bba0aaa4ae8650ed46258643db862880a44b8e7e453b5d38fc7d76344
sha512
f8ce2f79d0a0a52b6eb944571652ec61764e02a2c4d711909884bf776d44717cf4d44dc2bea6c6c50b467fc8223c067c4cf7d1d76d88954c1622315a2a8cb59b
ripemd-160
a6225f3009be19ba3ca0f53037b12244c7390844
Diameter
37981164
Circumference
119321345.79719
Area
1.1329909008559E+15
Volume
2.8688208810611E+22
Surface area
4.5319636034238E+15
Circumference
119321345.79719
Perimeter
75962328
Area
360642204698724
Diagonal
26856738.621758
Surface area
2163853228192344
Volume
6.8488053609919E+21
Space diagonal
32892652.889303
Perimeter
56971746
Area
1.5616265547296E+14
Altitude
16446326.444651
Surface area
1.5616265547296E+14
Volume
8.0713945229736E+20
Height
8952246.2072528