20130903 is an odd 8-digits composite number following 20130902
and preceding 20130904 . In scientific notation, it is written as 2.0130903 × 10^7.
The sum of its digits is 18. It has a total of 6 prime factors and 32 positive divisors.
There are 12221280 positive integers (up to 20130903) that are relatively prime to 20130903.
20130903 has 32 divisors, whose sum is 32551680
The reverse of 20130903 is 30903102
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred thirty thousand nine hundred three
Scientific notation
2.0130903 × 10^7
Engineering notation
2.0130903 × 10^6
Prime Factorization
3 × 3 × 3 × 13 × 83 × 691
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2236767
Product of the distinct prime numbers
The prime factorization of 20130903 is 3 × 3 × 3 × 13 × 83 × 691.
Since it has a total of 6 prime factors.
2 , 1 , 34 , 23 , 6 , 570 , 5068 , 4327 , 3833 , 51815 , 743049 , 654019 , 1904774 , 1413077 , 19170239 , 57335074 , 328203594 , 289846378 , 3394153073 , 4251983803
n×2
40261806
n×3
60392709
n×4
80523612
n×5
100654515
n÷2
10065451.5
n÷3
6710301
n÷3
5032725.75
n÷5
4026180.6
n2
405253255595409
n3
8.1581139788254E+21
n4
1.6423020117068E+29
n5
3.3061022494374E+36
2 √n
4486.7474856515
3 √n
272.03268332033
4 √n
66.983188082171
5 √n
28.891670367778
1 , 3 , 9 , 13 , 27 , 39 , 83 , 117 , 249 , 351 , 691 , 747 , 1079 , 2073 , 2241 , 3237 , 6219 , 8983 , 9711 , 18657 , 26949 , 29133 , 57353 , 80847 , 172059 , 242541 , 516177 , 745589 , 1548531 , 2236767 , 6710301 , 20130903
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20130902
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20130903 can be divided by 32 positive divisors.
The sum of these divisors (counting 20130903) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100110010110001010111
3
Ternary
1101212202102000
4
Quaternary
1030302301113
5
Quinary
20123142103
6
Senary
1555250343
8
Octal
114626127
10
Decimal
20130903
12
Duodecimal
68a99b3
16
Hexadecimal
1332c57
20
Vigesimal
65g753
36
Base36
bzh3r
md5
bc944b64e0a843a30ede4ef8ed0f9dd1
sha1
9f10356f72cc6177e32964778d9437ed8dc7efd3
sha256
d47c3a0950ab11615a306f944c29bf002ad8a5744e4f4a4259ebf6b58a24590f
sha512
5411659856292fd9c7652739a4aeed8750e661a2552fac714f7ccc08541bf0e8b6041c51bee1ab677fee4f2598334696c68804540c244c5c367a82e418998a2b
ripemd-160
633be3198c649cee9aeab8df00f046354cb4b1b5
Diameter
40261806
Circumference
126486193.94986
Area
1.2731406506219E+15
Volume
3.4172627924035E+22
Surface area
5.0925626024875E+15
Circumference
126486193.94986
Perimeter
80523612
Area
405253255595409
Diagonal
28469396.045417
Surface area
2431519533572454
Volume
8.1581139788254E+21
Space diagonal
34867746.798241
Perimeter
60392709
Area
1.7547980715599E+14
Altitude
17433873.39912
Surface area
1.7547980715599E+14
Volume
9.614429526867E+20
Height
9489798.6818057