20804746 is an even 8-digits composite number following 20804745
and preceding 20804747 . In scientific notation, it is written as 2.0804746 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 10395168 positive integers (up to 20804746) that are relatively prime to 20804746.
20804746 has 8 divisors, whose sum is 31228740
The reverse of 20804746 is 64740802
Previous prime number is 1997
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million eight hundred four thousand seven hundred forty-six
Scientific notation
2.0804746 × 10^7
Engineering notation
2.0804746 × 10^6
Prime Factorization
2 × 1997 × 5209
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20804746
Product of the distinct prime numbers
The prime factorization of 20804746 is 2 × 1997 × 5209.
Since it has a total of 3 prime factors.
8 , 6 , 97 , 86 , 739 , 545 , 5187 , 7344 , 56127 , 64385 , 850415 , 215787 , 7952893 , 1040821 , 91257861 , 75624234 , 32814681 , 415374520 , 584824767 , 3511539719
n×2
41609492
n×3
62414238
n×4
83218984
n×5
104023730
n÷2
10402373
n÷3
6934915.3333333
n÷3
5201186.5
n÷5
4160949.2
n2
432837456124516
n3
9.0050733339567E+21
n4
1.8734826342434E+29
n5
3.8977330340845E+36
2 √n
4561.2219853894
3 √n
275.0346887371
4 √n
67.536819479373
5 √n
29.08255001134
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20804745
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20804746 can be divided by 8 positive divisors.
The sum of these divisors (counting 20804746) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010111010010001010
3
Ternary
1110010222202011
4
Quaternary
1033113102022
5
Quinary
20311222441
6
Senary
2021530134
8
Octal
117272212
10
Decimal
20804746
12
Duodecimal
6b7394a
16
Hexadecimal
13d748a
20
Vigesimal
6a0bh6
36
Base36
cdx1m
md5
3bfd9423810c964cd7b49571484bef3e
sha1
2566751538cd2cfaa9b4d6c47b7006270617be73
sha256
e9afbcf4aede8a7a27cf8439c2a3f38f122ebb8493de9b1c28b4efdfd32db3d1
sha512
c3d1d9e17b00ab8bd2b522a96e23944667da1fb013f29909bfd4c3d49b1f3b560ddc91d9c64d75861a125f075012f2e7fbce35cc38d8d385188f36e5cf87e5d3
ripemd-160
d0b7c6e11008c007e6ec47c7c2072e4841681401
Diameter
41609492
Circumference
130720074.3868
Area
1.3597989723593E+15
Volume
3.7720362974661E+22
Surface area
5.4391958894371E+15
Circumference
130720074.3868
Perimeter
83218984
Area
432837456124516
Diagonal
29422353.954927
Surface area
2597024736747096
Volume
9.0050733339567E+21
Space diagonal
36034877.110565
Perimeter
62414238
Area
1.8742411635663E+14
Altitude
18017438.555283
Surface area
1.8742411635663E+14
Volume
1.0612580699205E+21
Height
9807451.3183091