20312 is an even 5-digits composite number following 20311
and preceding 20313 . In scientific notation, it is written as 2.0312 × 10^4.
The sum of its digits is 8. It has a total of 4 prime factors and 8 positive divisors.
There are 10152 positive integers (up to 20312) that are relatively prime to 20312.
20312 has 8 divisors, whose sum is 38100
The reverse of 20312 is 21302
Previous prime number is 2
Is Prime? no
Number parity even
Number length 5
Sum of Digits 8
Digital Root 8
Name
twenty thousand three hundred twelve
Scientific notation
2.0312 × 10^4
Engineering notation
2.0312 × 10^3
Prime Factorization
2 × 2 × 2 × 2539
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5078
Product of the distinct prime numbers
The prime factorization of 20312 is 2 × 2 × 2 × 2539.
Since it has a total of 4 prime factors.
9 , 6 , 57 , 24 , 344 , 824 , 9625 , 2142 , 16407 , 88112 , 890411 , 358211 , 2391014 , 8529338 , 20916771 , 98638173 , 564270469 , 336720311 , 8888556480 , 2008740129
n×2
40624
n×3
60936
n×4
81248
n×5
101560
n÷2
10156
n÷3
6770.6666666667
n÷3
5078
n÷5
4062.4
n2
412577344
n3
8380271011328
n4
170220064782094336
n5
3.4575099558539E+21
2 √n
142.52017401056
3 √n
27.284598199227
4 √n
11.938181352725
5 √n
7.2702699628781
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
-20311
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 20312 can be divided by 8 positive divisors.
The sum of these divisors (counting 20312) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101011000
3
Ternary
1000212022
4
Quaternary
10331120
5
Quinary
1122222
6
Senary
234012
8
Octal
47530
10
Decimal
20312
12
Duodecimal
b908
16
Hexadecimal
4f58
20
Vigesimal
2afc
36
Base36
fo8
md5
3fd2afe674eecaf065b1e3687992a511
sha1
4bfa5421d574498715daeb3a7a53b6415cd84da8
sha256
035a71140dd9d1b8c0181bfe04ace89218fc2c8fa8dd4e5082b23f22caa84b40
sha512
73b24fe50823d98b73f747d8c6f2705d8ef1af0059f9713817cf5192f6d5ad7713bc858f4b0785a923466d572532347004d4309ff10d4fa16902eaa99b67d30d
ripemd-160
0a64da007ae027728c87396899823c85fd33c755
Diameter
40624
Circumference
127624.05995943
Area
1296149952.948
Volume
35103197125706
Surface area
5184599811.792
Circumference
127624.05995943
Perimeter
81248
Area
412577344
Diagonal
28725.505878922
Surface area
2475464064
Volume
8380271011328
Space diagonal
35181.416003339
Perimeter
60936
Area
178651230.46496
Altitude
17590.70800167
Surface area
178651230.46496
Volume
987624410048.51
Height
9575.1686263074