20101131 is an odd 8-digits composite number following 20101130
and preceding 20101132 . In scientific notation, it is written as 2.0101131 × 10^7.
The sum of its digits is 9. It has a total of 3 prime factors and 6 positive divisors.
There are 13400748 positive integers (up to 20101131) that are relatively prime to 20101131.
20101131 has 6 divisors, whose sum is 29034980
The reverse of 20101131 is 13110102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 9
Digital Root 9
Name
twenty million one hundred one thousand one hundred thirty-one
Scientific notation
2.0101131 × 10^7
Engineering notation
2.0101131 × 10^6
Prime Factorization
3 × 3 × 2233459
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6700377
Product of the distinct prime numbers
The prime factorization of 20101131 is 3 × 3 × 2233459.
Since it has a total of 3 prime factors.
9 , 4 , 61 , 43 , 461 , 220 , 6587 , 2129 , 10159 , 51472 , 143222 , 143586 , 1486556 , 5395653 , 52822259 , 4927362 , 215371076 , 942443058 , 7193328347 , 1933479178
n×2
40202262
n×3
60303393
n×4
80404524
n×5
100505655
n÷2
10050565.5
n÷3
6700377
n÷3
5025282.75
n÷5
4020226.2
n2
404055467479161
n3
8.1219718830649E+21
n4
1.632608207998E+29
n5
3.2817271460644E+36
2 √n
4483.4284872182
3 √n
271.89851227492
4 √n
66.95840863714
5 √n
28.883119612682
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20101130
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20101131 can be divided by 6 positive divisors.
The sum of these divisors (counting 20101131) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100101011100000001011
3
Ternary
1101211020120100
4
Quaternary
1030223200023
5
Quinary
20121214011
6
Senary
1554500443
8
Octal
114534013
10
Decimal
20101131
12
Duodecimal
6894723
16
Hexadecimal
132b80b
20
Vigesimal
65ccgb
36
Base36
byu4r
md5
834c21d33e828a0b557ccd933fdaa548
sha1
95e9e338d91abfd5a8f9e8b0790493081e3bb87d
sha256
86f37fd81e464442655ee50f6959a80eab21dd0b313f3a060060347434a66c89
sha512
e3355751ca91a32a48d85bc5976f88f8571f3337b804f905cc769af120b4f30d4c7bc5e1efde942acdbcba2541826b30432e9f200729b130a86339e710bcdefb
ripemd-160
f5279b76f5d25144b9bb62fbacdfd0987e813c9c
Diameter
40202262
Circumference
126299130.95689
Area
1.2693776882753E+15
Volume
3.4021236267333E+22
Surface area
5.0775107531013E+15
Circumference
126299130.95689
Perimeter
80404524
Area
404055467479161
Diagonal
28427292.079238
Surface area
2424332804874966
Volume
8.1219718830649E+21
Space diagonal
34816180.181598
Perimeter
60303393
Area
1.7496114968748E+14
Altitude
17408090.090799
Surface area
1.7496114968748E+14
Volume
9.5718356585361E+20
Height
9475764.0264128