20731023 is an odd 8-digits composite number following 20731022
and preceding 20731024 . In scientific notation, it is written as 2.0731023 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 13767696 positive integers (up to 20731023) that are relatively prime to 20731023.
20731023 has 12 divisors, whose sum is 30059640
The reverse of 20731023 is 32013702
Previous prime number is 269
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million seven hundred thirty-one thousand twenty-three
Scientific notation
2.0731023 × 10^7
Engineering notation
2.0731023 × 10^6
Prime Factorization
3 × 3 × 269 × 8563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6910341
Product of the distinct prime numbers
The prime factorization of 20731023 is 3 × 3 × 269 × 8563.
Since it has a total of 4 prime factors.
5 , 1 , 95 , 13 , 127 , 583 , 5276 , 3126 , 89247 , 16314 , 552376 , 910864 , 4185154 , 6048712 , 58708779 , 74381429 , 70121962 , 768664073 , 1875281171 , 9367570210
n×2
41462046
n×3
62193069
n×4
82924092
n×5
103655115
n÷2
10365511.5
n÷3
6910341
n÷3
5182755.75
n÷5
4146204.6
n2
429775314626529
n3
8.9096819323548E+21
n4
1.8470682106233E+29
n5
3.8291613557001E+36
2 √n
4553.1333167391
3 √n
274.70943635069
4 √n
67.476909507913
5 √n
29.061909544501
1 , 3 , 9 , 269 , 807 , 2421 , 8563 , 25689 , 77067 , 2303447 , 6910341 , 20731023
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20731022
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20731023 can be divided by 12 positive divisors.
The sum of these divisors (counting 20731023) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001111000101010010001111
3
Ternary
1110000020121200
4
Quaternary
1033011102033
5
Quinary
20301343043
6
Senary
2020200543
8
Octal
117052217
10
Decimal
20731023
12
Duodecimal
6b39153
16
Hexadecimal
13c548f
20
Vigesimal
69b7b3
36
Base36
ccc5r
md5
52decd5044c1783bfc9a6ff4603f62ec
sha1
d13f3e39ca25f024f147a726bce84e314611d231
sha256
a8458606e284c4000bdf5b2024d5c0c12c7ecf9a618460e5ee177d4076baff64
sha512
b58f4600473751755953e7e07d7ce83a0ddaf82fe98e024b9e548c200870af0c287ed71387a372c7e859134e8426c7a4e6c30d2929fe59c47aba9d82cc68bcad
ripemd-160
ecdd27a5d7f6e285c67fdc6db052befff53abfc4
Diameter
41462046
Circumference
130256859.1164
Area
1.3501789711249E+15
Volume
3.732078840601E+22
Surface area
5.4007158844998E+15
Circumference
130256859.1164
Perimeter
82924092
Area
429775314626529
Diagonal
29318093.888469
Surface area
2578651887759174
Volume
8.9096819323548E+21
Space diagonal
35907185.128879
Perimeter
62193069
Area
1.8609817019301E+14
Altitude
17953592.564439
Surface area
1.8609817019301E+14
Volume
1.0500160854306E+21
Height
9772697.9628229