20130305 is an odd 8-digits composite number following 20130304
and preceding 20130306 . In scientific notation, it is written as 2.0130305 × 10^7.
The sum of its digits is 14. It has a total of 4 prime factors and 16 positive divisors.
There are 14618880 positive integers (up to 20130305) that are relatively prime to 20130305.
20130305 has 16 divisors, whose sum is 26446224
The reverse of 20130305 is 50303102
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 14
Digital Root 5
Name
twenty million one hundred thirty thousand three hundred five
Scientific notation
2.0130305 × 10^7
Engineering notation
2.0130305 × 10^6
Prime Factorization
5 × 13 × 61 × 5077
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20130305
Product of the distinct prime numbers
The prime factorization of 20130305 is 5 × 13 × 61 × 5077.
Since it has a total of 4 prime factors.
8 , 8 , 97 , 20 , 48 , 753 , 7837 , 3236 , 21566 , 41745 , 685877 , 245284 , 5572538 , 115071 , 3751868 , 55374832 , 365998869 , 594803593 , 9176585350 , 9556216163
n×2
40260610
n×3
60390915
n×4
80521220
n×5
100651525
n÷2
10065152.5
n÷3
6710101.6666667
n÷3
5032576.25
n÷5
4026061
n2
405229179393025
n3
8.1573869760813E+21
n4
1.6421068783154E+29
n5
3.3056112303088E+36
2 √n
4486.6808444551
3 √n
272.02998966479
4 √n
66.982690633141
5 √n
28.891498717016
1 , 5 , 13 , 61 , 65 , 305 , 793 , 3965 , 5077 , 25385 , 66001 , 309697 , 330005 , 1548485 , 4026061 , 20130305
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20130304
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20130305 can be divided by 16 positive divisors.
The sum of these divisors (counting 20130305) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110010101000000001
3
Ternary
1101212201120212
4
Quaternary
1030302220001
5
Quinary
20123132210
6
Senary
1555243505
8
Octal
114625001
10
Decimal
20130305
12
Duodecimal
68a9595
16
Hexadecimal
1332a01
20
Vigesimal
65g5f5
36
Base36
bzgn5
md5
5b10d02422bfe0eb0d51139c5c73d6a1
sha1
ec551a974e6184ae8288300e8d9d8c9826f2932a
sha256
5eab0bd2f585aa38778f55198cc733b15bb49c77f51e8c2c07d7578a13d208ea
sha512
ca7f27ebeec55c49ae1eec4938e9aa7f1a708018b227d25e0cb7442a3c37cd4ebc4727423c2d1d3c9d64949db6698e57d7d63995b0fbef15b1dcdeb18c98f948
ripemd-160
644cf60dda9beee82d2b6be4aaf023457082c6ee
Diameter
40260610
Circumference
126482436.60504
Area
1.2730650130013E+15
Volume
3.4169582662061E+22
Surface area
5.0922600520054E+15
Circumference
126482436.60504
Perimeter
80521220
Area
405229179393025
Diagonal
28468550.345707
Surface area
2431375076358150
Volume
8.1573869760813E+21
Space diagonal
34866711.031858
Perimeter
60390915
Area
1.7546938185454E+14
Altitude
17433355.515929
Surface area
1.7546938185454E+14
Volume
9.6135727459165E+20
Height
9489516.7819023