20404946 is an even 8-digits composite number following 20404945
and preceding 20404947 . In scientific notation, it is written as 2.0404946 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 10156500 positive integers (up to 20404946) that are relatively prime to 20404946.
20404946 has 8 divisors, whose sum is 30745344
The reverse of 20404946 is 64940402
Previous prime number is 223
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million four hundred four thousand nine hundred forty-six
Scientific notation
2.0404946 × 10^7
Engineering notation
2.0404946 × 10^6
Prime Factorization
2 × 223 × 45751
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20404946
Product of the distinct prime numbers
The prime factorization of 20404946 is 2 × 223 × 45751.
Since it has a total of 3 prime factors.
9 , 7 , 3 , 29 , 5 , 759 , 1023 , 5464 , 85285 , 99485 , 261416 , 146118 , 1412195 , 766602 , 34474092 , 98258681 , 957135204 , 528630789 , 1750384370 , 3853052974
n×2
40809892
n×3
61214838
n×4
81619784
n×5
102024730
n÷2
10202473
n÷3
6801648.6666667
n÷3
5101236.5
n÷5
4080989.2
n2
416361821262916
n3
8.4958404793315E+21
n4
1.7335716620537E+29
n5
3.5373436151336E+36
2 √n
4517.1834144741
3 √n
273.26152221522
4 √n
67.20999490012
5 √n
28.969906261935
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
-20404945
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 20404946 can be divided by 8 positive divisors.
The sum of these divisors (counting 20404946) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101101011010010
3
Ternary
1102101200022202
4
Quaternary
1031311223102
5
Quinary
20210424241
6
Senary
2005203202
8
Octal
115655322
10
Decimal
20404946
12
Duodecimal
6a00502
16
Hexadecimal
1375ad2
20
Vigesimal
67ac76
36
Base36
c5ck2
md5
93bfafb3838dbb00f18af571058dfef3
sha1
0489ac592027c2cc4ecdd6cedc08176407fcf852
sha256
4b6dca89e5551e249745d5183bfd4540782594802d511f9d9f6c182fca5d50c0
sha512
19b3369e9cee9597158599892fb0c714960095009ca6fca02f269ae3271b0d9456859895de3979136e832b2ac1fbf74fa9829ead4f9b26a7576bacac34efa524
ripemd-160
e17a666e0292a3551e82f19f5a184270f4029857
Diameter
40809892
Circumference
128208056.90099
Area
1.3080392389148E+15
Volume
3.5587293381251E+22
Surface area
5.2321569556594E+15
Circumference
128208056.90099
Perimeter
81619784
Area
416361821262916
Diagonal
28856951.372691
Surface area
2498170927577496
Volume
8.4958404793315E+21
Space diagonal
35342403.197699
Perimeter
61214838
Area
1.8028995718982E+14
Altitude
17671201.59885
Surface area
1.8028995718982E+14
Volume
1.0012444024691E+21
Height
9618983.7908969