30391305 is an odd 8-digits composite number following 30391304
and preceding 30391306 . In scientific notation, it is written as 3.0391305 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 13824000 positive integers (up to 30391305) that are relatively prime to 30391305.
30391305 has 16 divisors, whose sum is 37233152
The reverse of 30391305 is 50319303
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
thirty million three hundred ninety-one thousand three hundred five
Scientific notation
3.0391305 × 10^7
Engineering notation
3.0391305 × 10^6
Prime Factorization
15 × 7 × 241 × 1201
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
30391305
Product of the distinct prime numbers
The prime factorization of 30391305 is 15 × 7 × 241 × 1201.
Since it has a total of 4 prime factors.
3 , 1 , 3 , 75 , 622 , 233 , 3334 , 2996 , 62519 , 23910 , 603612 , 560166 , 9366604 , 2616869 , 37757856 , 6564858 , 322529944 , 305884327 , 1614802132 , 2251876942
n×2
60782610
n×3
91173915
n×4
121565220
n×5
151956525
n÷2
15195652.5
n÷3
10130435
n÷3
7597826.25
n÷5
6078261
n2
923631419603025
n3
2.8070364180739E+22
n4
8.530949992779E+29
n5
2.5926670317029E+37
2 √n
5512.8309424469
3 √n
312.06839189399
4 √n
74.248440673504
5 √n
31.372553588772
1 , 7 , 15 , 105 , 241 , 1201 , 1687 , 3615 , 8407 , 18015 , 25305 , 126105 , 289441 , 2026087 , 4341615 , 30391305
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30391304
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30391305 can be divided by 16 positive divisors.
The sum of these divisors (counting 30391305) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110011111011110000001001
3
Ternary
2010012001000220
4
Quaternary
1303323300021
5
Quinary
30240010210
6
Senary
3003220253
8
Octal
163736011
10
Decimal
30391305
12
Duodecimal
a217689
16
Hexadecimal
1cfbc09
20
Vigesimal
99ii55
36
Base36
i3e2x
md5
3274d8edb972cb52afbbdf0c83dc1589
sha1
317c1e6e5cbf241fa51280a5333fd88ee6f9d92f
sha256
0e5617c8729cf15d6909101a3959e617985e7faef79934a28a81b9d7d3784b62
sha512
8da2c264ec20ee7a5d5e3a94624e21d950cf7a6eadd5fc08835378bac5c67f2ec2252f867632851290fd335412044dafb9a4bdafa4d838331978d3bfdb0968b7
ripemd-160
e8e0991d8557021903aa08d8d60d6c0890af5f80
Diameter
60782610
Circumference
190954201.04201
Area
2.9016736824496E+15
Volume
1.1758086652506E+23
Surface area
1.1606694729798E+16
Circumference
190954201.04201
Perimeter
121565220
Area
923631419603025
Diagonal
42979795.709217
Surface area
5541788517618150
Volume
2.8070364180739E+22
Space diagonal
52639284.368322
Perimeter
91173915
Area
3.9994413655485E+14
Altitude
26319642.184161
Surface area
3.9994413655485E+14
Volume
3.3081241437627E+21
Height
14326598.569739