20118908 is an even 8-digits composite number following 20118907
and preceding 20118909 . In scientific notation, it is written as 2.0118908 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 6 positive divisors.
There are 10059452 positive integers (up to 20118908) that are relatively prime to 20118908.
20118908 has 6 divisors, whose sum is 35208096
The reverse of 20118908 is 80981102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred eighteen thousand nine hundred eight
Scientific notation
2.0118908 × 10^7
Engineering notation
2.0118908 × 10^6
Prime Factorization
2 × 2 × 5029727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10059454
Product of the distinct prime numbers
The prime factorization of 20118908 is 2 × 2 × 5029727.
Since it has a total of 3 prime factors.
6 , 7 , 45 , 97 , 28 , 828 , 1973 , 3229 , 24324 , 6574 , 904121 , 753205 , 2226086 , 1492113 , 20989792 , 12123533 , 637280910 , 615201687 , 9883581099 , 4257300957
n×2
40237816
n×3
60356724
n×4
80475632
n×5
100594540
n÷2
10059454
n÷3
6706302.6666667
n÷3
5029727
n÷5
4023781.6
n2
404770459112464
n3
8.1435396280014E+21
n4
1.6383912457011E+29
n5
3.2962642740267E+36
2 √n
4485.4105720658
3 √n
271.97864235417
4 √n
66.973207867518
5 √n
28.888226526101
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20118907
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20118908 can be divided by 6 positive divisors.
The sum of these divisors (counting 20118908) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100101111110101111100
3
Ternary
1101212010221202
4
Quaternary
1030233311330
5
Quinary
20122301113
6
Senary
1555115032
8
Octal
114576574
10
Decimal
20118908
12
Duodecimal
68a2a78
16
Hexadecimal
132fd7c
20
Vigesimal
65eh58
36
Base36
bz7uk
md5
cdf009db662e3ee073c53fa8ed45a502
sha1
a1288980d199912de40dc42e2a918d921f902aa0
sha256
ac80a341899c0ef8ed012b587697fba7496910736c368e8751049d76ff849050
sha512
a212742ada4425fbd6f520127f4425f6923cf058a9ce54c997362503d1ad22b6e97ebd246fc461f3dee4eb0e22e4336cb425691abbe38d3737890dae86c13140
ripemd-160
cd1c6fe3642a5e0508e73f485ff5d789ddf5b000
Diameter
40237816
Circumference
126410827.1421
Area
1.2716239007379E+15
Volume
3.4111579026062E+22
Surface area
5.0864956029515E+15
Circumference
126410827.1421
Perimeter
80475632
Area
404770459112464
Diagonal
28452432.553737
Surface area
2428622754674784
Volume
8.1435396280014E+21
Space diagonal
34846970.848804
Perimeter
60356724
Area
1.7527075014644E+14
Altitude
17423485.424402
Surface area
1.7527075014644E+14
Volume
9.597253489702E+20
Height
9484144.1845789