20101646 is an even 8-digits composite number following 20101645
and preceding 20101647 . In scientific notation, it is written as 2.0101646 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 10050822 positive integers (up to 20101646) that are relatively prime to 20101646.
20101646 has 4 divisors, whose sum is 30152472
The reverse of 20101646 is 64610102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred one thousand six hundred forty-six
Scientific notation
2.0101646 × 10^7
Engineering notation
2.0101646 × 10^6
Prime Factorization
2 × 10050823
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20101646
Product of the distinct prime numbers
The prime factorization of 20101646 is 2 × 10050823.
Since it has a total of 2 prime factors.
7 , 6 , 30 , 17 , 454 , 102 , 3160 , 6218 , 2316 , 18837 , 246979 , 613551 , 258929 , 3725918 , 72516226 , 73387326 , 329617241 , 34668062 , 9103535154 , 3105083324
n×2
40203292
n×3
60304938
n×4
80406584
n×5
100508230
n÷2
10050823
n÷3
6700548.6666667
n÷3
5025411.5
n÷5
4020329.2
n2
404076171909316
n3
8.1225961647562E+21
n4
1.6327755270489E+29
n5
3.28214756422E+36
2 √n
4483.4859205756
3 √n
271.90083430907
4 √n
66.958837509142
5 √n
28.883267610863
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
-20101645
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 20101646 can be divided by 4 positive divisors.
The sum of these divisors (counting 20101646) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101011101000001110
3
Ternary
1101211021021102
4
Quaternary
1030223220032
5
Quinary
20121223041
6
Senary
1554503102
8
Octal
114535016
10
Decimal
20101646
12
Duodecimal
6894a92
16
Hexadecimal
132ba0e
20
Vigesimal
65ce26
36
Base36
byuj2
md5
bfdf111b23beb13dd45bc73506c51e6c
sha1
01d4ba67c2a36586a24104f6c4d63951d4ebcf48
sha256
138a3139d21dce7dd6bc41d1ed3a3b2ee5dc5a823888e7fe11fd4ba2e0f1f7d2
sha512
55de9bf5842eda01345e2ef52209032d1c2fdd751db6b145789ca7f3950cac62c5bda9482c76f017f1f954438288cf426a504aba8f6426ea15ac77d0720f8c8d
ripemd-160
a55cb04c31f653cec0c9487f037aaa130a05290f
Diameter
40203292
Circumference
126302366.79733
Area
1.269442733161E+15
Volume
3.4023851252366E+22
Surface area
5.077770932644E+15
Circumference
126302366.79733
Perimeter
80406584
Area
404076171909316
Diagonal
28428020.399223
Surface area
2424457031455896
Volume
8.1225961647562E+21
Space diagonal
34817072.187764
Perimeter
60304938
Area
1.7497011496872E+14
Altitude
17408536.093882
Surface area
1.7497011496872E+14
Volume
9.5725713815649E+20
Height
9476006.799741