20771531 is an odd 8-digits composite number following 20771530
and preceding 20771532 . In scientific notation, it is written as 2.0771531 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 18855720 positive integers (up to 20771531) that are relatively prime to 20771531.
20771531 has 8 divisors, whose sum is 22692864
The reverse of 20771531 is 13517702
Previous prime number is 1327
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million seven hundred seventy-one thousand five hundred thirty-one
Scientific notation
2.0771531 × 10^7
Engineering notation
2.0771531 × 10^6
Prime Factorization
11 × 1327 × 1423
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20771531
Product of the distinct prime numbers
The prime factorization of 20771531 is 11 × 1327 × 1423.
Since it has a total of 3 prime factors.
3 , 5 , 83 , 90 , 265 , 920 , 1335 , 4236 , 17454 , 58048 , 534699 , 132187 , 5716097 , 675274 , 25157428 , 93525101 , 492571144 , 784356247 , 8700695421 , 4369941295
n×2
41543062
n×3
62314593
n×4
83086124
n×5
103857655
n÷2
10385765.5
n÷3
6923843.6666667
n÷3
5192882.75
n÷5
4154306.2
n2
431456500083961
n3
8.9620120666455E+21
n4
1.861547114647E+29
n5
3.8667183599851E+36
2 √n
4557.5795111002
3 √n
274.88824550045
4 √n
67.509847512049
5 √n
29.073257954929
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
-20771530
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 20771531 can be divided by 8 positive divisors.
The sum of these divisors (counting 20771531) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001111001011001011
3
Ternary
1110002022011222
4
Quaternary
1033033023023
5
Quinary
20304142111
6
Senary
2021112255
8
Octal
117171313
10
Decimal
20771531
12
Duodecimal
6b5868b
16
Hexadecimal
13cf2cb
20
Vigesimal
69g8gb
36
Base36
cd7ez
md5
a74400efe9c6b987dbcfc7c04982fc32
sha1
d2624a53f73972a2874b1583c7bb2edf54ee5273
sha256
e021dc4dcfab856ae0fc506960f03fd92e9a3ba150dca9afdf9f866cd8a55016
sha512
cd15639fcb58384cde49e16205e71de2d704d4643d9c5f6ca55e26c02414e6bbdeb452a81984463bcd5c8d0f2d878b1fa085f0228951b9a1c9161f5e1be3f4e5
ripemd-160
e8780b5393a16a318dabfb21f82d3a2cf194c1c0
Diameter
41543062
Circumference
130511378.38683
Area
1.3554605710073E+15
Volume
3.7539988359942E+22
Surface area
5.4218422840293E+15
Circumference
130511378.38683
Perimeter
83086124
Area
431456500083961
Diagonal
29375380.851453
Surface area
2588739000503766
Volume
8.9620120666455E+21
Space diagonal
35977347.042992
Perimeter
62314593
Area
1.8682614485032E+14
Altitude
17988673.521496
Surface area
1.8682614485032E+14
Volume
1.0561832509001E+21
Height
9791793.6171511