20130505 is an odd 8-digits composite number following 20130504
and preceding 20130506 . In scientific notation, it is written as 2.0130505 × 10^7.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 15831216 positive integers (up to 20130505) that are relatively prime to 20130505.
20130505 has 8 divisors, whose sum is 24566400
The reverse of 20130505 is 50503102
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million one hundred thirty thousand five hundred five
Scientific notation
2.0130505 × 10^7
Engineering notation
2.0130505 × 10^6
Prime Factorization
5 × 59 × 68239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20130505
Product of the distinct prime numbers
The prime factorization of 20130505 is 5 × 59 × 68239.
Since it has a total of 3 prime factors.
9 , 9 , 65 , 50 , 241 , 872 , 5378 , 9386 , 39182 , 47366 , 565 , 825694 , 4820820 , 1971363 , 73991644 , 52922582 , 806919919 , 453634166 , 9667705217 , 3741114026
n×2
40261010
n×3
60391515
n×4
80522020
n×5
100652525
n÷2
10065252.5
n÷3
6710168.3333333
n÷3
5032626.25
n÷5
4026101
n2
405237231555025
n3
8.1576301160046E+21
n4
1.6421721383838E+29
n5
3.3057754442596E+36
2 √n
4486.7031325908
3 √n
272.03089055887
4 √n
66.982857005287
5 √n
28.891556125751
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20130504
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20130505 can be divided by 8 positive divisors.
The sum of these divisors (counting 20130505) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010101011001001
3
Ternary
1101212201212021
4
Quaternary
1030302223021
5
Quinary
20123134010
6
Senary
1555244441
8
Octal
114625311
10
Decimal
20130505
12
Duodecimal
68a9721
16
Hexadecimal
1332ac9
20
Vigesimal
65g655
36
Base36
bzgsp
md5
0ee7d1eb517310cf0b46681a602cc435
sha1
a64d621a40c43679a3c22038dfb5d957a85e80ff
sha256
9349087c29ce6ab8049ad328ae24fbb2ca17ca785b5338a574e90ee64d43361c
sha512
5e041fed7ca1103cd0661951527ca48c0b91baf4be2b69250b5fdd77e3c9d8310eecadecb1bc7725a2cd9d5f5c2ba339025139ccff548e7344e12f58e45806b0
ripemd-160
34adf9f5f0b0c1be8c4dd92f48c268504cff8c77
Diameter
40261010
Circumference
126483693.24211
Area
1.2730903096143E+15
Volume
3.417060112419E+22
Surface area
5.0923612384573E+15
Circumference
126483693.24211
Perimeter
80522020
Area
405237231555025
Diagonal
28468833.188419
Surface area
2431423389330150
Volume
8.1576301160046E+21
Space diagonal
34867057.442019
Perimeter
60391515
Area
1.7547286854296E+14
Altitude
17433528.72101
Surface area
1.7547286854296E+14
Volume
9.6138592890641E+20
Height
9489611.0628065