20130817 is an odd 8-digits composite number following 20130816
and preceding 20130818 . In scientific notation, it is written as 2.0130817 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 17254944 positive integers (up to 20130817) that are relatively prime to 20130817.
20130817 has 4 divisors, whose sum is 20541700
The reverse of 20130817 is 71803102
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred thirty thousand eight hundred seventeen
Scientific notation
2.0130817 × 10^7
Engineering notation
2.0130817 × 10^6
Prime Factorization
49 × 410833
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20130817
Product of the distinct prime numbers
The prime factorization of 20130817 is 49 × 410833.
Since it has a total of 2 prime factors.
9 , 6 , 83 , 39 , 285 , 211 , 5842 , 6045 , 73790 , 88760 , 697566 , 733521 , 6597168 , 1626808 , 80447982 , 42042294 , 788566349 , 863810525 , 4419379001 , 9088945674
n×2
40261634
n×3
60392451
n×4
80523268
n×5
100654085
n÷2
10065408.5
n÷3
6710272.3333333
n÷3
5032704.25
n÷5
4026163.4
n2
405249793087489
n3
8.1580094239321E+21
n4
1.6422739479745E+29
n5
3.3060316310543E+36
2 √n
4486.7379018614
3 √n
272.03229594172
4 √n
66.983116543361
5 √n
28.891645682468
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
-20130816
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 20130817 can be divided by 4 positive divisors.
The sum of these divisors (counting 20130817) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110010110000000001
3
Ternary
1101212202021211
4
Quaternary
1030302300001
5
Quinary
20123141232
6
Senary
1555250121
8
Octal
114626001
10
Decimal
20130817
12
Duodecimal
68a9941
16
Hexadecimal
1332c01
20
Vigesimal
65g70h
36
Base36
bzh1d
md5
cf37004f3c460c79dccc1e1a1cbbc87e
sha1
798c606ba335794968dd98d94ec2a650e09af5e7
sha256
d11551b3064bee1b0b4667b67a210a1c89a9521586073497d9d5aadee86fee2c
sha512
b2536e6d819a6c3ac5d48e2f0784320409248852db58c00fa729ebce7893c891bd5b884b1264c475c29e32462c8a9c8417f9a8c42b67a2fca7dfa9c9abc3995e
ripemd-160
2a1c5e599b05e6d7cc6d4f517b27aa9790ab382e
Diameter
40261634
Circumference
126485653.59592
Area
1.2731297728324E+15
Volume
3.4172189965522E+22
Surface area
5.0925190913298E+15
Circumference
126485653.59592
Perimeter
80523268
Area
405249793087489
Diagonal
28469274.423051
Surface area
2431498758524934
Volume
8.1580094239321E+21
Space diagonal
34867597.841871
Perimeter
60392451
Area
1.7547830784608E+14
Altitude
17433798.920936
Surface area
1.7547830784608E+14
Volume
9.6143063077436E+20
Height
9489758.141017