20208908 is an even 8-digits composite number following 20208907
and preceding 20208909 . In scientific notation, it is written as 2.0208908 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 6 positive divisors.
There are 10104452 positive integers (up to 20208908) that are relatively prime to 20208908.
20208908 has 6 divisors, whose sum is 35365596
The reverse of 20208908 is 80980202
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million two hundred eight thousand nine hundred eight
Scientific notation
2.0208908 × 10^7
Engineering notation
2.0208908 × 10^6
Prime Factorization
2 × 2 × 5052227
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10104454
Product of the distinct prime numbers
The prime factorization of 20208908 is 2 × 2 × 5052227.
Since it has a total of 3 prime factors.
9 , 1 , 91 , 76 , 704 , 648 , 6548 , 8788 , 89468 , 21420 , 12904 , 557904 , 630895 , 8996338 , 27433493 , 45061394 , 831594913 , 842421891 , 8150199456 , 4803049794
n×2
40417816
n×3
60626724
n×4
80835632
n×5
101044540
n÷2
10104454
n÷3
6736302.6666667
n÷3
5052227
n÷5
4041781.6
n2
408399962552464
n3
8.2533172704262E+21
n4
1.6679052941285E+29
n5
3.3706544641757E+36
2 √n
4495.4319036106
3 √n
272.38359587922
4 √n
67.047982099468
5 √n
28.914026143077
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
-20208907
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 20208908 can be divided by 6 positive divisors.
The sum of these divisors (counting 20208908) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101000101110100001100
3
Ternary
1102000201102002
4
Quaternary
1031011310030
5
Quinary
20133141113
6
Senary
2001051432
8
Octal
115056414
10
Decimal
20208908
12
Duodecimal
6926b78
16
Hexadecimal
1345d0c
20
Vigesimal
666258
36
Base36
c15ak
md5
fdbb3e246906e7f236c6b6b77c1ce86b
sha1
08c0f41121ed5cf6e5eb8c7c6c3b31572fe87515
sha256
5313c4e96b4e3bd655104b037f201032358ccece6e28025cd2596b2c84c2dc73
sha512
547782fb785da3e5abacc097b5696d96745a31d583ed9de8aa5374cc50bf01fc95a8fd57d076eb031d8f075e965496ba812ef0dba9b0390de9165d8dd86679fb
ripemd-160
d30d6e84e51333f9cc44c9670e4706d2803ae368
Diameter
40417816
Circumference
126976313.81974
Area
1.2830263220812E+15
Volume
3.4571414539356E+22
Surface area
5.1321052883247E+15
Circumference
126976313.81974
Perimeter
80835632
Area
408399962552464
Diagonal
28579711.77435
Surface area
2450399775314784
Volume
8.2533172704262E+21
Space diagonal
35002855.421485
Perimeter
60626724
Area
1.7684237123752E+14
Altitude
17501427.710743
Surface area
1.7684237123752E+14
Volume
9.726627682004E+20
Height
9526570.59145