20731295 is an odd 8-digits composite number following 20731294
and preceding 20731296 . In scientific notation, it is written as 2.0731295 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 15222144 positive integers (up to 20731295) that are relatively prime to 20731295.
20731295 has 8 divisors, whose sum is 21170160
The reverse of 20731295 is 59213702
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million seven hundred thirty-one thousand two hundred ninety-five
Scientific notation
2.0731295 × 10^7
Engineering notation
2.0731295 × 10^6
Prime Factorization
65 × 197 × 1619
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20731295
Product of the distinct prime numbers
The prime factorization of 20731295 is 65 × 197 × 1619.
Since it has a total of 3 prime factors.
9 , 8 , 77 , 50 , 961 , 87 , 5710 , 7778 , 48965 , 37305 , 456607 , 134842 , 7746396 , 2013644 , 28140821 , 61670111 , 332178467 , 431809965 , 9140656078 , 9934627714
n×2
41462590
n×3
62193885
n×4
82925180
n×5
103656475
n÷2
10365647.5
n÷3
6910431.6666667
n÷3
5182823.75
n÷5
4146259
n2
429786592377025
n3
8.9100326336129E+21
n4
1.8471651498706E+29
n5
3.8294125635686E+36
2 √n
4553.1631861817
3 √n
274.71063778103
4 √n
67.477130838393
5 √n
29.061985805069
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
-20731294
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 20731295 can be divided by 8 positive divisors.
The sum of these divisors (counting 20731295) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111000101010110011111
3
Ternary
1110000020222202
4
Quaternary
1033011112133
5
Quinary
20301400140
6
Senary
2020202115
8
Octal
117052637
10
Decimal
20731295
12
Duodecimal
6b3933b
16
Hexadecimal
13c559f
20
Vigesimal
69b84f
36
Base36
cccdb
md5
e027a6d5b661bcf8203fd681fa06ad2d
sha1
f6bfd115593843865752c75bf0d1faae0288b3af
sha256
d4c9bb8b136914e14dd618200040ef1a40a1101287d1a93c9b24c15abc80b329
sha512
0b8b1d70e99821f99d66293fe78fa1207bff50ef7246399f2b95e84b44a1e763e50e60f77058f526ac574683d9f1140f56dbe0f1dffea5fd54ed972592e471f5
ripemd-160
50c5b226da99cabd399d4ea7b42593eb02ebe5be
Diameter
41462590
Circumference
130258568.14281
Area
1.3502144012231E+15
Volume
3.7322257420005E+22
Surface area
5.4008576048922E+15
Circumference
130258568.14281
Perimeter
82925180
Area
429786592377025
Diagonal
29318478.554558
Surface area
2578719554262150
Volume
8.9100326336129E+21
Space diagonal
35907656.246699
Perimeter
62193885
Area
1.8610305360223E+14
Altitude
17953828.123349
Surface area
1.8610305360223E+14
Volume
1.0500574159702E+21
Height
9772826.1848525