20135621 is an odd 8-digits composite number following 20135620
and preceding 20135622 . In scientific notation, it is written as 2.0135621 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 18305100 positive integers (up to 20135621) that are relatively prime to 20135621.
20135621 has 4 divisors, whose sum is 21966144
The reverse of 20135621 is 12653102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred thirty-five thousand six hundred twenty-one
Scientific notation
2.0135621 × 10^7
Engineering notation
2.0135621 × 10^6
Prime Factorization
11 × 1830511
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20135621
Product of the distinct prime numbers
The prime factorization of 20135621 is 11 × 1830511.
Since it has a total of 2 prime factors.
3 , 5 , 33 , 11 , 501 , 511 , 9867 , 6205 , 7782 , 25910 , 893044 , 32919 , 5134841 , 8828850 , 82361923 , 16850669 , 908308254 , 321684363 , 6129791190 , 2407821156
n×2
40271242
n×3
60406863
n×4
80542484
n×5
100678105
n÷2
10067810.5
n÷3
6711873.6666667
n÷3
5033905.25
n÷5
4027124.2
n2
405443233055641
n3
8.1638512778231E+21
n4
1.6438421523061E+29
n5
3.309978256266E+36
2 √n
4487.2732254678
3 √n
272.05393340115
4 √n
66.987112383411
5 √n
28.893024486109
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
-20135620
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 20135621 can be divided by 4 positive divisors.
The sum of these divisors (counting 20135621) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110011111011000101
3
Ternary
1101212222212202
4
Quaternary
1030303323011
5
Quinary
20123314441
6
Senary
1555324245
8
Octal
114637305
10
Decimal
20135621
12
Duodecimal
68b0685
16
Hexadecimal
1333ec5
20
Vigesimal
65gj11
36
Base36
bzkqt
md5
55d06bdae869a3e8bc91f13c3fb2dd2b
sha1
bae351780d0febc0b126113764e59f22ef56b13d
sha256
08d6b218e68df364204093cf38960fdd31e7f6d336029fe97537f2464e34d7f3
sha512
c25d341fa946b0ef5a8aefdbb125d32e442f1c71958fdcdcc34a7996a62c974d81896dc53910eb6517aeef636bc5eb4310011b3503788379557e241893fbed5a
ripemd-160
660f9df26b4db18e51142512314b1b49ce69db09
Diameter
40271242
Circumference
126515838.01814
Area
1.2737374824153E+15
Volume
3.4196660265878E+22
Surface area
5.0949499296612E+15
Circumference
126515838.01814
Perimeter
80542484
Area
405443233055641
Diagonal
28476068.305005
Surface area
2432659398333846
Volume
8.1638512778231E+21
Space diagonal
34875918.613951
Perimeter
60406863
Area
1.7556206980934E+14
Altitude
17437959.306975
Surface area
1.7556206980934E+14
Volume
9.6211909985786E+20
Height
9492022.7683348