30320821 is an odd 8-digits composite number following 30320820
and preceding 30320822 . In scientific notation, it is written as 3.0320821 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 29342700 positive integers (up to 30320821) that are relatively prime to 30320821.
30320821 has 4 divisors, whose sum is 31298944
The reverse of 30320821 is 12802303
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
thirty million three hundred twenty thousand eight hundred twenty-one
Scientific notation
3.0320821 × 10^7
Engineering notation
3.0320821 × 10^6
Prime Factorization
31 × 978091
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30320821
Product of the distinct prime numbers
The prime factorization of 30320821 is 31 × 978091.
Since it has a total of 2 prime factors.
4 , 9 , 79 , 66 , 973 , 163 , 9922 , 5194 , 68615 , 52341 , 981704 , 434355 , 6141712 , 2867761 , 56610777 , 86536384 , 160104223 , 846603615 , 4947879749 , 8681950886
n×2
60641642
n×3
90962463
n×4
121283284
n×5
151604105
n÷2
15160410.5
n÷3
10106940.333333
n÷3
7580205.25
n÷5
6064164.2
n2
919352186114041
n3
2.7875513071123E+22
n4
8.4520844211267E+29
n5
2.5627413880987E+37
2 √n
5506.4345088269
3 √n
311.8269538156
4 √n
74.205353639929
5 √n
31.357988124834
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
-30320820
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 30320821 can be divided by 4 positive divisors.
The sum of these divisors (counting 30320821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110011101010100010110101
3
Ternary
2010001110100101
4
Quaternary
1303222202311
5
Quinary
30230231241
6
Senary
3001514101
8
Octal
163524265
10
Decimal
30320821
12
Duodecimal
a1a2931
16
Hexadecimal
1cea8b5
20
Vigesimal
99a211
36
Base36
i1vp1
md5
19c698aa8505f43ca9d655a1727958f7
sha1
c706eec1c3737a56fc574edd8c463e006ed46645
sha256
e957fd47d925ca5dd28a85987d189deed98ce24cbee6833fd02e1fad3d3fbcc6
sha512
72b20ae7e020b30435c078ed5610f4bf3605bf47695c069321f1b40d6c7c611c904f8c0262704798d56dc55669bb378d275d73c0baac2d215195f05c40f19b5f
ripemd-160
4d7032c27302dcf281aecdbdbe2b94642d5b18b3
Diameter
60641642
Circumference
190511337.00882
Area
2.8882300739576E+15
Volume
1.1676467610571E+23
Surface area
1.155292029583E+16
Circumference
190511337.00882
Perimeter
121283284
Area
919352186114041
Diagonal
42880116.280487
Surface area
5516113116684246
Volume
2.7875513071123E+22
Space diagonal
52517202.499201
Perimeter
90962463
Area
3.9809117409976E+14
Altitude
26258601.249601
Surface area
3.9809117409976E+14
Volume
3.2851607202742E+21
Height
14293372.093496