20218958 is an even 8-digits composite number following 20218957
and preceding 20218959 . In scientific notation, it is written as 2.0218958 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 10109478 positive integers (up to 20218958) that are relatively prime to 20218958.
20218958 has 4 divisors, whose sum is 30328440
The reverse of 20218958 is 85981202
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million two hundred eighteen thousand nine hundred fifty-eight
Scientific notation
2.0218958 × 10^7
Engineering notation
2.0218958 × 10^6
Prime Factorization
2 × 10109479
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20218958
Product of the distinct prime numbers
The prime factorization of 20218958 is 2 × 10109479.
Since it has a total of 2 prime factors.
9 , 3 , 56 , 48 , 413 , 525 , 2435 , 2832 , 61823 , 41684 , 132723 , 594729 , 749854 , 2478818 , 30796269 , 32722264 , 460582476 , 399557102 , 6465886541 , 9598458966
n×2
40437916
n×3
60656874
n×4
80875832
n×5
101094790
n÷2
10109479
n÷3
6739652.6666667
n÷3
5054739.5
n÷5
4043791.6
n2
408806262605764
n3
8.2656366537629E+21
n4
1.6712256034569E+29
n5
3.379044028482E+36
2 √n
4496.5495660562
3 √n
272.42874101159
4 √n
67.056316377029
5 √n
28.916901391715
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
-20218957
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 20218958 can be divided by 4 positive divisors.
The sum of these divisors (counting 20218958) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001000010001001110
3
Ternary
1102001020012022
4
Quaternary
1031020101032
5
Quinary
20134001313
6
Senary
2001210142
8
Octal
115102116
10
Decimal
20218958
12
Duodecimal
6930952
16
Hexadecimal
134844e
20
Vigesimal
66777i
36
Base36
c1d1q
md5
f092bd8aeff207fb9244beca49258793
sha1
7253c944c13b0d782b0fe64f2ad5bf40bc210992
sha256
0a9e5fe3bcd7ca47521179b787af0affc6d01aa86be8c376d4d4fa4f3d9bb03e
sha512
9140ded72795c01725e8aeb1ada3502271d2035a0a0fb9f4b7e2c83073457e390ac3564b15f0d46b2ae45feb0e9740690b26f369fa5d1a5a4b23a0078a9b3590
ripemd-160
27cfb4bc125a87c18b572a484b9b9ef303d18157
Diameter
40437916
Circumference
127039459.83208
Area
1.2843027513438E+15
Volume
3.4623017851605E+22
Surface area
5.1372110053751E+15
Circumference
127039459.83208
Perimeter
80875832
Area
408806262605764
Diagonal
28593924.620652
Surface area
2452837575634584
Volume
8.2656366537629E+21
Space diagonal
35020262.532101
Perimeter
60656874
Area
1.7701830432138E+14
Altitude
17510131.266051
Surface area
1.7701830432138E+14
Volume
9.7411462144997E+20
Height
9531308.206884