20731331 is an odd 8-digits composite number following 20731330
and preceding 20731332 . In scientific notation, it is written as 2.0731331 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20622600 positive integers (up to 20731331) that are relatively prime to 20731331.
20731331 has 4 divisors, whose sum is 20840064
The reverse of 20731331 is 13313702
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million seven hundred thirty-one thousand three hundred thirty-one
Scientific notation
2.0731331 × 10^7
Engineering notation
2.0731331 × 10^6
Prime Factorization
191 × 108541
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20731331
Product of the distinct prime numbers
The prime factorization of 20731331 is 191 × 108541.
Since it has a total of 2 prime factors.
8 , 9 , 6 , 63 , 863 , 500 , 6254 , 4742 , 23520 , 52498 , 328397 , 591401 , 6129712 , 3661861 , 85514023 , 56918462 , 125652504 , 282357208 , 571133914 , 966111820
n×2
41462662
n×3
62193993
n×4
82925324
n×5
103656655
n÷2
10365665.5
n÷3
6910443.6666667
n÷3
5182832.75
n÷5
4146266.2
n2
429788085031561
n3
8.9100790506454E+21
n4
1.847177980351E+29
n5
3.8294458126567E+36
2 √n
4553.1671394756
3 √n
274.71079679308
4 √n
67.47716013197
5 √n
29.06199589832
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20731330
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20731331 can be divided by 4 positive divisors.
The sum of these divisors (counting 20731331) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111000101010111000011
3
Ternary
1110000021001002
4
Quaternary
1033011113003
5
Quinary
20301400311
6
Senary
2020202215
8
Octal
117052703
10
Decimal
20731331
12
Duodecimal
6b3936b
16
Hexadecimal
13c55c3
20
Vigesimal
69b86b
36
Base36
ccceb
md5
42f865eaa3bd5d0daee72cde5ea912ac
sha1
a7a3881e3c4a26239a1ea865038542ddd3dd9ce4
sha256
baae126c38193516c225b45ebda750d5b344d0e62fb7604e1c611d3e88ace19b
sha512
9be035328d370092c436b5f1ef99d041875a0fdbe228c0b204817f3874c6c8b2320a2077b537ad1aaa20be37c82084904a5d91f6eb7188355672a93e07a1a485
ripemd-160
f46ca11f5826241578be97115bafc02fa70e056b
Diameter
41462662
Circumference
130258794.33748
Area
1.3502190905356E+15
Volume
3.7322451851216E+22
Surface area
5.4008763621423E+15
Circumference
130258794.33748
Perimeter
82925324
Area
429788085031561
Diagonal
29318529.466246
Surface area
2578728510189366
Volume
8.9100790506454E+21
Space diagonal
35907718.600528
Perimeter
62193993
Area
1.861036999406E+14
Altitude
17953859.300264
Surface area
1.861036999406E+14
Volume
1.0500628862699E+21
Height
9772843.1554153