20804911 is an odd 8-digits prime number following 20804910
and preceding 20804912 . In scientific notation, it is written as 2.0804911 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 20804910 positive integers (up to 20804911) that are relatively prime to 20804911.
20804911 has 2 divisors, whose sum is 20804912
The reverse of 20804911 is 11940802
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million eight hundred four thousand nine hundred eleven
Scientific notation
2.0804911 × 10^7
Engineering notation
2.0804911 × 10^6
Prime Factorization
20804911
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20804911
Product of the distinct prime numbers
The prime factorization of 20804911 is 20804911.
Since it has a total of 1 prime factors.
1 , 2 , 28 , 98 , 5 , 338 , 8049 , 7612 , 42770 , 19673 , 27223 , 129386 , 309180 , 6782854 , 14858750 , 15360987 , 574080779 , 916033813 , 1535313366 , 5949185701
n×2
41609822
n×3
62414733
n×4
83219644
n×5
104024555
n÷2
10402455.5
n÷3
6934970.3333333
n÷3
5201227.75
n÷5
4160982.2
n2
432844321717921
n3
9.0052875901967E+21
n4
1.8735420684345E+29
n5
3.8978875988535E+36
2 √n
4561.2400726118
3 √n
275.03541582446
4 √n
67.536953385623
5 √n
29.082596141252
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20804912
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10402456
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4561.2401822311
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999038689
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20804911 can be divided by 2 positive divisors.
The sum of these divisors (counting 20804911) is 20804912, the average is 10402456.
Base
System
Value
2
Binary
1001111010111010100101111
3
Ternary
1110010222222021
4
Quaternary
1033113110233
5
Quinary
20311224121
6
Senary
2021531011
8
Octal
117272457
10
Decimal
20804911
12
Duodecimal
6b73a67
16
Hexadecimal
13d752f
20
Vigesimal
6a0c5b
36
Base36
cdx67
md5
8dc7469d3d8b22ebacd85c7dac261611
sha1
7e79b63cc8a2ad7019a13fe9d0d08df844a40c59
sha256
f729a16811bde4b59c4f1f0e678a8e898bfa903f7263f9ade2028f0289b345c5
sha512
d716a7c25b0901d77e647ba7a21e84c51c7b1c89fd62a743fb5d3bc7e47b0495c2b43242030904a2dd9fa96441ff475e07873a8484e9baf0702b56ba81fc0f1a
ripemd-160
4f4255d352da77a5272d118579bbb4bdd5dadccf
Diameter
41609822
Circumference
130721111.11238
Area
1.3598205412571E+15
Volume
3.77212604491E+22
Surface area
5.4392821650283E+15
Circumference
130721111.11238
Perimeter
83219644
Area
432844321717921
Diagonal
29422587.300165
Surface area
2597065930307526
Volume
9.0052875901967E+21
Space diagonal
36035162.898949
Perimeter
62414733
Area
1.8742708924578E+14
Altitude
18017581.449474
Surface area
1.8742708924578E+14
Volume
1.0612833202605E+21
Height
9807529.1000551