20051138 is an even 8-digits composite number following 20051137
and preceding 20051139 . In scientific notation, it is written as 2.0051138 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 10025568 positive integers (up to 20051138) that are relatively prime to 20051138.
20051138 has 4 divisors, whose sum is 30076710
The reverse of 20051138 is 83115002
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million fifty-one thousand one hundred thirty-eight
Scientific notation
2.0051138 × 10^7
Engineering notation
2.0051138 × 10^6
Prime Factorization
2 × 10025569
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20051138
Product of the distinct prime numbers
The prime factorization of 20051138 is 2 × 10025569.
Since it has a total of 2 prime factors.
7 , 9 , 83 , 15 , 745 , 482 , 6531 , 4962 , 7824 , 65761 , 482421 , 658221 , 2058070 , 3348640 , 53706073 , 69094059 , 395530499 , 38316649 , 3104961019 , 8816966827
n×2
40102276
n×3
60153414
n×4
80204552
n×5
100255690
n÷2
10025569
n÷3
6683712.6666667
n÷3
5012784.5
n÷5
4010227.6
n2
402048135095044
n3
8.0615226394334E+21
n4
1.616427029334E+29
n5
3.2411201432107E+36
2 √n
4477.8497071697
3 √n
271.67291457312
4 √n
66.916737122858
5 √n
28.868738407623
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
-20051137
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 20051138 can be divided by 4 positive divisors.
The sum of these divisors (counting 20051138) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011111010011000010
3
Ternary
1101201200222202
4
Quaternary
1030133103002
5
Quinary
20113114023
6
Senary
1553433202
8
Octal
114372302
10
Decimal
20051138
12
Duodecimal
686b802
16
Hexadecimal
131f4c2
20
Vigesimal
6567gi
36
Base36
bxrk2
md5
ce5143add67977ed4c22d05dd7f81ecf
sha1
9726b1ebcbe422f9625970713540154de8a1f651
sha256
d90a852b4016527b77e63a3073a0e8d8db6cb2df04934400738c4f8ebfa88307
sha512
8bbdf4d46c824978683a0dada0133cb756c0c5185afe57f0658a397d1b6944b542cedc2f78a0c1076caad1c37cf43def7a79e005f2107938be032604b8aecd42
ripemd-160
f64e3b854087e3360964db01b1addbabc978ed9b
Diameter
40102276
Circumference
125985015.67383
Area
1.2630714676041E+15
Volume
3.3768027067722E+22
Surface area
5.0522858704163E+15
Circumference
125985015.67383
Perimeter
80204552
Area
402048135095044
Diagonal
28356591.300615
Surface area
2412288810570264
Volume
8.0615226394334E+21
Space diagonal
34729589.765575
Perimeter
60153414
Area
1.7409194926823E+14
Altitude
17364794.882787
Surface area
1.7409194926823E+14
Volume
9.5005955417204E+20
Height
9452197.1002048