20808577 is an odd 8-digits composite number following 20808576
and preceding 20808578 . In scientific notation, it is written as 2.0808577 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 20523456 positive integers (up to 20808577) that are relatively prime to 20808577.
20808577 has 4 divisors, whose sum is 21093700
The reverse of 20808577 is 77580802
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million eight hundred eight thousand five hundred seventy-seven
Scientific notation
2.0808577 × 10^7
Engineering notation
2.0808577 × 10^6
Prime Factorization
73 × 285049
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20808577
Product of the distinct prime numbers
The prime factorization of 20808577 is 73 × 285049.
Since it has a total of 2 prime factors.
3 , 8 , 7 , 67 , 819 , 9 , 5119 , 3395 , 55572 , 62888 , 116696 , 238666 , 4806970 , 8098253 , 74046457 , 45610212 , 272399607 , 393539761 , 3192114587 , 8393022860
n×2
41617154
n×3
62425731
n×4
83234308
n×5
104042885
n÷2
10404288.5
n÷3
6936192.3333333
n÷3
5202144.25
n÷5
4161715.4
n2
432996876764929
n3
9.0100488509225E+21
n4
1.8748629528818E+29
n5
3.9013230119489E+36
2 √n
4561.6419193093
3 √n
275.0515693922
4 √n
67.539928333611
5 √n
29.083620988544
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
-20808576
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 20808577 can be divided by 4 positive divisors.
The sum of these divisors (counting 20808577) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111011000001110000001
3
Ternary
1110011012000001
4
Quaternary
1033120032001
5
Quinary
20311333302
6
Senary
2022000001
8
Octal
117301601
10
Decimal
20808577
12
Duodecimal
6b76001
16
Hexadecimal
13d8381
20
Vigesimal
6a118h
36
Base36
ce001
md5
2c8ed7310eac195bcd296168c8e7e012
sha1
b1f2e041eefd5ef87cf8c1d4df496e6955a2f3d8
sha256
0234636ec06d2fc5b1c914d26c5d4d7e06c981f1fa82a78ccf8ff782f1ad64b8
sha512
5995b29b93c95ab2ebde93d6320a8c6f70174219ce4e18193e9dde30401fc468efcd4566e7173d7f0a31a63a205a51e63d73957b09e0ed66a8f382d7c39efa39
ripemd-160
50ae1317296c29a762bcee3069d499ac6ed236eb
Diameter
41617154
Circumference
130744145.26972
Area
1.360299807072E+15
Volume
3.7741204371391E+22
Surface area
5.4411992282881E+15
Circumference
130744145.26972
Perimeter
83234308
Area
432996876764929
Diagonal
29427771.807085
Surface area
2597981260589574
Volume
9.0100488509225E+21
Space diagonal
36041512.597209
Perimeter
62425731
Area
1.8749314751887E+14
Altitude
18020756.298605
Surface area
1.8749314751887E+14
Volume
1.0618444402182E+21
Height
9809257.2690283