20108618 is an even 8-digits composite number following 20108617
and preceding 20108619 . In scientific notation, it is written as 2.0108618 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 10047340 positive integers (up to 20108618) that are relatively prime to 20108618.
20108618 has 8 divisors, whose sum is 30183840
The reverse of 20108618 is 81680102
Previous prime number is 4931
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred eight thousand six hundred eighteen
Scientific notation
2.0108618 × 10^7
Engineering notation
2.0108618 × 10^6
Prime Factorization
2 × 4931 × 2039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20108618
Product of the distinct prime numbers
The prime factorization of 20108618 is 2 × 4931 × 2039.
Since it has a total of 3 prime factors.
6 , 3 , 41 , 2 , 718 , 76 , 9328 , 7160 , 33011 , 15493 , 943140 , 725859 , 8155824 , 9051644 , 66725676 , 74724993 , 784974007 , 260984582 , 25023413 , 4751621120
n×2
40217236
n×3
60325854
n×4
80434472
n×5
100543090
n÷2
10054309
n÷3
6702872.6666667
n÷3
5027154.5
n÷5
4021723.6
n2
404356517869924
n3
8.1310507536565E+21
n4
1.6350419354389E+29
n5
3.2878433693722E+36
2 √n
4484.2633731751
3 √n
271.93226578974
4 √n
66.964642709232
5 √n
28.885270891689
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20108617
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20108618 can be divided by 8 positive divisors.
The sum of these divisors (counting 20108618) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101101010101001010
3
Ternary
1101211121211122
4
Quaternary
1030231111022
5
Quinary
20121433433
6
Senary
1554555242
8
Octal
114552512
10
Decimal
20108618
12
Duodecimal
6898b22
16
Hexadecimal
132d54a
20
Vigesimal
65dbai
36
Base36
byzwq
md5
a70de3d8d094a95fc5ad929fa6b1d437
sha1
b4e55cd6487b32d711b2a79edf2e97775772c819
sha256
801e6a951c4f359f9d7d5bc34e16141e6ca5b070a944a4d61559cf212ea6f880
sha512
881661f8d506656dc6cf8e2aad33911d63110837bf761093b24fdb9a29e988f66b7434fe26e96268e36004e9082dfa0d563402e744e42ed72f9a3378d2abfed7
ripemd-160
2a3554098093359f8fd4ef1e9f71e3d453d8ce6a
Diameter
40217236
Circumference
126346173.16529
Area
1.2703234659713E+15
Volume
3.4059265751537E+22
Surface area
5.0812938638852E+15
Circumference
126346173.16529
Perimeter
80434472
Area
404356517869924
Diagonal
28437880.29618
Surface area
2426139107219544
Volume
8.1310507536565E+21
Space diagonal
34829148.045994
Perimeter
60325854
Area
1.7509150833059E+14
Altitude
17414574.022997
Surface area
1.7509150833059E+14
Volume
9.5825352101375E+20
Height
9479293.4320599