20023 is an odd 5-digits prime number following 20022
and preceding 20024 . In scientific notation, it is written as 2.0023 × 10^4.
The sum of its digits is 7. It has a total of 1 prime factors and 2 positive divisors.
There are 20022 positive integers (up to 20023) that are relatively prime to 20023.
20023 has 2 divisors, whose sum is 20024
The reverse of 20023 is 32002
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 5
Sum of Digits 7
Digital Root 7
Name
twenty thousand twenty-three
Scientific notation
2.0023 × 10^4
Engineering notation
2.0023 × 10^3
Prime Factorization
20023
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20023
Product of the distinct prime numbers
The prime factorization of 20023 is 20023.
Since it has a total of 1 prime factors.
6 , 3 , 78 , 71 , 807 , 132 , 9585 , 1250 , 97388 , 39364 , 173181 , 137334 , 5278913 , 7007996 , 88373233 , 63929242 , 893879366 , 927481310 , 9670386649 , 2548496509
n×2
40046
n×3
60069
n×4
80092
n×5
100115
n÷2
10011.5
n÷3
6674.3333333333
n÷3
5005.75
n÷5
4004.6
n2
400920529
n3
8027631752167
n4
160737270573639841
n5
3.218442368696E+21
2 √n
141.50265015186
3 √n
27.15457744734
4 √n
11.89548864704
5 √n
7.2494628637152
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20024
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10012
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
141.50618361047
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999001198562
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20023 can be divided by 2 positive divisors.
The sum of these divisors (counting 20023) is 20024, the average is 10012.
Base
System
Value
2
Binary
100111000110111
3
Ternary
1000110121
4
Quaternary
10320313
5
Quinary
1120043
6
Senary
232411
8
Octal
47067
10
Decimal
20023
12
Duodecimal
b707
16
Hexadecimal
4e37
20
Vigesimal
2a13
36
Base36
fg7
md5
99a805bc0d0845bf489b9b09ad69ea30
sha1
ae50cc6d880890467efff5c74a6eb4f34f1ce731
sha256
8b6d4c830d3a32839b2fa99f54e81969f2b7a2c9e6fa383a6a5da778ad2d8ca2
sha512
ee48556669db9194aa514066653b2e73f02699f611adf2bffc750b79410291970106868dc51d9bf9fe4603f6743ac347a5024921671646b6ada13ce338edeec1
ripemd-160
e9c67c122e6f836989755050ca00e1c9f56e002a
Diameter
40046
Circumference
125808.21940566
Area
1259528988.5797
Volume
33626065251109
Surface area
5038115954.3189
Circumference
125808.21940566
Perimeter
80092
Area
400920529
Diagonal
28316.798159396
Surface area
2405523174
Volume
8027631752167
Space diagonal
34680.853319952
Perimeter
60069
Area
173603681.50635
Altitude
17340.426659976
Surface area
173603681.50635
Volume
946065474804.29
Height
9438.9327197988