20804555 is an odd 8-digits composite number following 20804554
and preceding 20804556 . In scientific notation, it is written as 2.0804555 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 16643640 positive integers (up to 20804555) that are relatively prime to 20804555.
20804555 has 4 divisors, whose sum is 24965472
The reverse of 20804555 is 55540802
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million eight hundred four thousand five hundred fifty-five
Scientific notation
2.0804555 × 10^7
Engineering notation
2.0804555 × 10^6
Prime Factorization
5 × 4160911
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20804555
Product of the distinct prime numbers
The prime factorization of 20804555 is 5 × 4160911.
Since it has a total of 2 prime factors.
8 , 10 , 55 , 16 , 713 , 341 , 8612 , 9425 , 28103 , 27835 , 289895 , 568551 , 3294720 , 2803637 , 83108172 , 71140163 , 882800816 , 347679164 , 6993419211 , 4535877640
n×2
41609110
n×3
62413665
n×4
83218220
n×5
104022775
n÷2
10402277.5
n÷3
6934851.6666667
n÷3
5201138.75
n÷5
4160911
n2
432829508748025
n3
9.0048253203713E+21
n4
1.8734138364306E+29
n5
3.8975541197781E+36
2 √n
4561.2010479697
3 √n
275.03384707359
4 √n
67.53666447175
5 √n
29.082496612106
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
-20804554
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 20804555 can be divided by 4 positive divisors.
The sum of these divisors (counting 20804555) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010111001111001011
3
Ternary
1110010222111002
4
Quaternary
1033113033023
5
Quinary
20311221210
6
Senary
2021525215
8
Octal
117271713
10
Decimal
20804555
12
Duodecimal
6b7380b
16
Hexadecimal
13d73cb
20
Vigesimal
6a0b7f
36
Base36
cdwwb
md5
172ce9090ddb822fab61180eb6bf1dfe
sha1
eeba8b332f9409e31b00fa4948a0f3a9f2f2af53
sha256
6aaaa3d6c3274454a4ee969047fce6f7ad95417368ccf9a7d0367afcc6549a83
sha512
1ca96cc524916416fbe173a097d2cedf8e94bcfccd2843672e2a0a0ddf4f1b5b37d2ea47e695e78720b307178ac1340722c33acb3302e210c9c9b5647b1e1761
ripemd-160
63e31e97e46bd173c540f1e503c7f46b23ae0c4f
Diameter
41609110
Circumference
130718874.29841
Area
1.3597740049397E+15
Volume
3.7719324097784E+22
Surface area
5.4390960197587E+15
Circumference
130718874.29841
Perimeter
83218220
Area
432829508748025
Diagonal
29422083.840137
Surface area
2596977052488150
Volume
9.0048253203713E+21
Space diagonal
36034546.288861
Perimeter
62413665
Area
1.8742067504166E+14
Altitude
18017273.144431
Surface area
1.8742067504166E+14
Volume
1.0612288412391E+21
Height
9807361.2800457