20135391 is an odd 8-digits composite number following 20135390
and preceding 20135392 . In scientific notation, it is written as 2.0135391 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13423592 positive integers (up to 20135391) that are relatively prime to 20135391.
20135391 has 4 divisors, whose sum is 26847192
The reverse of 20135391 is 19353102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred thirty-five thousand three hundred ninety-one
Scientific notation
2.0135391 × 10^7
Engineering notation
2.0135391 × 10^6
Prime Factorization
3 × 6711797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20135391
Product of the distinct prime numbers
The prime factorization of 20135391 is 3 × 6711797.
Since it has a total of 2 prime factors.
1 , 9 , 21 , 6 , 932 , 29 , 3190 , 9274 , 66297 , 6328 , 999732 , 351129 , 9401920 , 2391652 , 44782549 , 56701172 , 264341191 , 724316256 , 1825529572 , 9690618326
n×2
40270782
n×3
60406173
n×4
80541564
n×5
100676955
n÷2
10067695.5
n÷3
6711797
n÷3
5033847.75
n÷5
4027078.2
n2
405433970722881
n3
8.1635715251878E+21
n4
1.6437670461612E+29
n5
3.3097892187371E+36
2 √n
4487.2475973585
3 √n
272.05289754794
4 √n
66.986921091796
5 √n
28.892958479444
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
-20135390
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 20135391 can be divided by 4 positive divisors.
The sum of these divisors (counting 20135391) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110011110111011111
3
Ternary
1101212222120020
4
Quaternary
1030303313133
5
Quinary
20123313031
6
Senary
1555323223
8
Octal
114636737
10
Decimal
20135391
12
Duodecimal
68b0513
16
Hexadecimal
1333ddf
20
Vigesimal
65gi9b
36
Base36
bzkkf
md5
862ee1a62a3cb854482d5a55927303d9
sha1
8df0aad6968506a52b66b9cb016d5c1df71c0768
sha256
991c2074a663a31c6aa783d4d0744ec867ffc5343f45046fc18ebc7e2dc6064b
sha512
8085a0ff479ad72eaeec11edee66d1d86025d7f8ac8d3c1ecf2f35b4def443a5afc6bcb495140a1fa54aa7ef4caaee5104c438609710658210d28f6e0ff786ff
ripemd-160
c5f7260d0dd8baea1f272f091f572fa741c24b63
Diameter
40270782
Circumference
126514392.88552
Area
1.2737083839387E+15
Volume
3.419548844078E+22
Surface area
5.094833535755E+15
Circumference
126514392.88552
Perimeter
80541564
Area
405433970722881
Diagonal
28475743.035885
Surface area
2432603824337286
Volume
8.1635715251878E+21
Space diagonal
34875520.242265
Perimeter
60406173
Area
1.7555805910161E+14
Altitude
17437760.121133
Surface area
1.7555805910161E+14
Volume
9.6208613069361E+20
Height
9491914.3452951