30390639 is an odd 8-digits composite number following 30390638
and preceding 30390640 . In scientific notation, it is written as 3.0390639 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 20260424 positive integers (up to 30390639) that are relatively prime to 30390639.
30390639 has 4 divisors, whose sum is 40520856
The reverse of 30390639 is 93609303
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
thirty million three hundred ninety thousand six hundred thirty-nine
Scientific notation
3.0390639 × 10^7
Engineering notation
3.0390639 × 10^6
Prime Factorization
3 × 10130213
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30390639
Product of the distinct prime numbers
The prime factorization of 30390639 is 3 × 10130213.
Since it has a total of 2 prime factors.
3 , 8 , 74 , 85 , 697 , 112 , 2748 , 2216 , 70842 , 65840 , 45713 , 267641 , 2393737 , 9172934 , 6408291 , 3943970 , 934462944 , 46694223 , 2798237678 , 1184931946
n×2
60781278
n×3
91171917
n×4
121562556
n×5
151953195
n÷2
15195319.5
n÷3
10130213
n÷3
7597659.75
n÷5
6078127.8
n2
923590938828321
n3
2.8068518805603E+22
n4
8.5302022228578E+29
n5
2.5923829635187E+37
2 √n
5512.7705375791
3 √n
312.06611230484
4 √n
74.248033897061
5 √n
31.372416086918
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
-30390638
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 30390639 can be divided by 4 positive divisors.
The sum of these divisors (counting 30390639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110011111011100101101111
3
Ternary
2010012000010020
4
Quaternary
1303323211233
5
Quinary
30240000024
6
Senary
3003213223
8
Octal
163734557
10
Decimal
30390639
12
Duodecimal
a217213
16
Hexadecimal
1cfb96f
20
Vigesimal
99igbj
36
Base36
i3dkf
md5
1922654af7832aa37cb16512cf7f6d1b
sha1
dc6468ca9606cdfedd0fe5ca03a049050e996738
sha256
9a9a9670839cfaad3326165d91b7d80005f9e1abacc434a26d078c3daa3acd0b
sha512
b5665269e2e48ab7143bd412222b92c3d90c050c27015986efdde393569edb0ec60df934134dac46b6024d4dd0c7f00fa155c990d6f74e8301bee2561af6c36b
ripemd-160
b356aea65b5a8c6c3c17aa897533af7873cba0b4
Diameter
60781278
Circumference
190950016.4406
Area
2.9015465083452E+15
Volume
1.1757313663577E+23
Surface area
1.1606186033381E+16
Circumference
190950016.4406
Perimeter
121562556
Area
923590938828321
Diagonal
42978853.842985
Surface area
5541545632969926
Volume
2.8068518805603E+22
Space diagonal
52638130.822484
Perimeter
91171917
Area
3.9992660786522E+14
Altitude
26319065.411242
Surface area
3.9992660786522E+14
Volume
3.3079066642173E+21
Height
14326284.614328