20145108 is an even 8-digits composite number following 20145107
and preceding 20145109 . In scientific notation, it is written as 2.0145108 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 12 positive divisors.
There are 6715032 positive integers (up to 20145108) that are relatively prime to 20145108.
20145108 has 12 divisors, whose sum is 47005280
The reverse of 20145108 is 80154102
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred forty-five thousand one hundred eight
Scientific notation
2.0145108 × 10^7
Engineering notation
2.0145108 × 10^6
Prime Factorization
2 × 2 × 3 × 1678759
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10072554
Product of the distinct prime numbers
The prime factorization of 20145108 is 2 × 2 × 3 × 1678759.
Since it has a total of 4 prime factors.
5 , 1 , 14 , 18 , 320 , 163 , 9112 , 1563 , 94538 , 50226 , 455172 , 329028 , 9979403 , 5454784 , 9775124 , 41459776 , 860814366 , 319480838 , 9792606904 , 4088502129
n×2
40290216
n×3
60435324
n×4
80580432
n×5
100725540
n÷2
10072554
n÷3
6715036
n÷3
5036277
n÷5
4029021.6
n2
405825376331664
n3
8.175396035342E+21
n4
1.6469423607474E+29
n5
3.3177831727031E+36
2 √n
4488.3302017566
3 √n
272.096653223
4 √n
66.995001319177
5 √n
28.895746592161
1 , 2 , 3 , 4 , 6 , 12 , 1678759 , 3357518 , 5036277 , 6715036 , 10072554 , 20145108
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20145107
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20145108 can be divided by 12 positive divisors.
The sum of these divisors (counting 20145108) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110110001111010100
3
Ternary
1101220110220010
4
Quaternary
1030312033110
5
Quinary
20124120413
6
Senary
1555440220
8
Octal
114661724
10
Decimal
20145108
12
Duodecimal
68b6070
16
Hexadecimal
13363d4
20
Vigesimal
65i2f8
36
Base36
bzs2c
md5
9193a588db0236621abb3c2af4c60cfd
sha1
8d7e4d1d5eb5f790dc3a58c94121f45e61b9aa51
sha256
bbeef9daec99e4446a6a6754e4b3c7efddd63f0b611775df31aafbbb5425c931
sha512
9139814db7c5080f3762e7fcf9530a6785799b9a3cd980c49286d2a42d4393df7b8cb3f5a923836b3b002d8012bc9e176cc0f590d218e9c8cb4929b2d1d44217
ripemd-160
3f39a1edc4005c70540248ca3717659bac84783c
Diameter
40290216
Circumference
126575446.59715
Area
1.2749380209239E+15
Volume
3.424501883309E+22
Surface area
5.0997520836955E+15
Circumference
126575446.59715
Perimeter
80580432
Area
405825376331664
Diagonal
28489484.949071
Surface area
2434952257989984
Volume
8.175396035342E+21
Space diagonal
34892350.579962
Perimeter
60435324
Area
1.757275427018E+14
Altitude
17446175.289981
Surface area
1.757275427018E+14
Volume
9.6347966257933E+20
Height
9496494.9830236