20804944 is an even 8-digits composite number following 20804943
and preceding 20804945 . In scientific notation, it is written as 2.0804944 × 10^7.
The sum of its digits is 31. It has a total of 5 prime factors and 10 positive divisors.
There are 10402464 positive integers (up to 20804944) that are relatively prime to 20804944.
20804944 has 10 divisors, whose sum is 40309610
The reverse of 20804944 is 44940802
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million eight hundred four thousand nine hundred forty-four
Scientific notation
2.0804944 × 10^7
Engineering notation
2.0804944 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1300309
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2600618
Product of the distinct prime numbers
The prime factorization of 20804944 is 2 × 2 × 2 × 2 × 1300309.
Since it has a total of 5 prime factors.
9 , 7 , 82 , 18 , 918 , 969 , 1392 , 8487 , 9580 , 51619 , 749109 , 449679 , 3978649 , 2801776 , 72303955 , 37780312 , 267718941 , 760216680 , 3852663453 , 7943549820
n×2
41609888
n×3
62414832
n×4
83219776
n×5
104024720
n÷2
10402472
n÷3
6934981.3333333
n÷3
5201236
n÷5
4160988.8
n2
432845694843136
n3
9.0053304418525E+21
n4
1.8735539554424E+29
n5
3.8979185123957E+36
2 √n
4561.2436900477
3 √n
275.03556124147
4 √n
67.536980166778
5 √n
29.082605367199
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20804943
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20804944 can be divided by 10 positive divisors.
The sum of these divisors (counting 20804944) is 1, the average is 0.1.
Base
System
Value
2
Binary
1001111010111010101010000
3
Ternary
1110011000000111
4
Quaternary
1033113111100
5
Quinary
20311224234
6
Senary
2021531104
8
Octal
117272520
10
Decimal
20804944
12
Duodecimal
6b73a94
16
Hexadecimal
13d7550
20
Vigesimal
6a0c74
36
Base36
cdx74
md5
393e0d9fdd99f837dbb138db87898bc7
sha1
741be874377c2979025ddd6e63a8402ec3ab02ba
sha256
6e4f5d55adf580c6d5ff99fb2a1bd3d2c066fa289f7b510ce0b30a6a32199dbb
sha512
cd13c411c9e8f2f63ba40a69938389fa4ed3b22c846572617a2c920324ca0060d3e7eaf44786a82f329d8a9acd08764cc549e6304c80a2f7c28de337bc4fef7c
ripemd-160
31fcf17bac6fca11f02905a82b6e69c6b6d3a66e
Diameter
41609888
Circumference
130721318.45749
Area
1.3598248550572E+15
Volume
3.7721439945697E+22
Surface area
5.4392994202287E+15
Circumference
130721318.45749
Perimeter
83219776
Area
432845694843136
Diagonal
29422633.969213
Surface area
2597074169058816
Volume
9.0053304418525E+21
Space diagonal
36035220.056625
Perimeter
62414832
Area
1.8742768382644E+14
Altitude
18017610.028313
Surface area
1.8742768382644E+14
Volume
1.0612883703766E+21
Height
9807544.6564043