20120181 is an odd 8-digits composite number following 20120180
and preceding 20120182 . In scientific notation, it is written as 2.0120181 × 10^7.
The sum of its digits is 15. It has a total of 2 prime factors and 4 positive divisors.
There are 13413452 positive integers (up to 20120181) that are relatively prime to 20120181.
20120181 has 4 divisors, whose sum is 26826912
The reverse of 20120181 is 18102102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty million one hundred twenty thousand one hundred eighty-one
Scientific notation
2.0120181 × 10^7
Engineering notation
2.0120181 × 10^6
Prime Factorization
3 × 6706727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20120181
Product of the distinct prime numbers
The prime factorization of 20120181 is 3 × 6706727.
Since it has a total of 2 prime factors.
3 , 6 , 5 , 80 , 213 , 999 , 2093 , 5084 , 59085 , 97511 , 965171 , 753221 , 5052682 , 8506439 , 17125952 , 50067249 , 536655137 , 639725392 , 3489503725 , 9013120508
n×2
40240362
n×3
60360543
n×4
80480724
n×5
100600905
n÷2
10060090.5
n÷3
6706727
n÷3
5030045.25
n÷5
4024036.2
n2
404821683472761
n3
8.1450855441967E+21
n4
1.6388059540972E+29
n5
3.2973072420313E+36
2 √n
4485.5524743336
3 √n
271.98437860833
4 √n
66.974267254921
5 √n
28.888592090491
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
-20120180
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 20120181 can be divided by 4 positive divisors.
The sum of these divisors (counting 20120181) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000001001110101
3
Ternary
1101212012200220
4
Quaternary
1030300021311
5
Quinary
20122321211
6
Senary
1555124553
8
Octal
114601165
10
Decimal
20120181
12
Duodecimal
68a3759
16
Hexadecimal
1330275
20
Vigesimal
65f091
36
Base36
bz8tx
md5
17efd40113d5e767bed11bb231614ea7
sha1
b37e61cbee539d2c6b417ebe0fd834408da3832b
sha256
2266df8568a6b5c0eddce8b7351d781cc67e311c3406fc7e1631052e3a08a1a4
sha512
72e951ea3e9855fe4cbd51274ef937d26117d8a440aa2d33684fde1a9dde2faa8edb4fafc5fb22dcc077cbbfe77fb4b92d707e6b8c55d86fbc21a0e2bbc93a60
ripemd-160
c9d6633929625073f6a609cc4b5b3098068ccf0f
Diameter
40240362
Circumference
126418825.63699
Area
1.2717848268119E+15
Volume
3.4118054544678E+22
Surface area
5.0871393072475E+15
Circumference
126418825.63699
Perimeter
80480724
Area
404821683472761
Diagonal
28454232.847601
Surface area
2428930100836566
Volume
8.1450855441967E+21
Space diagonal
34849175.749482
Perimeter
60360543
Area
1.752929309451E+14
Altitude
17424587.874741
Surface area
1.752929309451E+14
Volume
9.59907536941E+20
Height
9484744.2825338