30120811 is an odd 8-digits composite number following 30120810
and preceding 30120812 . In scientific notation, it is written as 3.0120811 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 25817832 positive integers (up to 30120811) that are relatively prime to 30120811.
30120811 has 4 divisors, whose sum is 34423792
The reverse of 30120811 is 11802103
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
thirty million one hundred twenty thousand eight hundred eleven
Scientific notation
3.0120811 × 10^7
Engineering notation
3.0120811 × 10^6
Prime Factorization
7 × 4302973
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30120811
Product of the distinct prime numbers
The prime factorization of 30120811 is 7 × 4302973.
Since it has a total of 2 prime factors.
2 , 4 , 66 , 39 , 4 , 140 , 7706 , 8386 , 37037 , 49103 , 786034 , 617080 , 7307697 , 4968607 , 45348942 , 49689848 , 644852224 , 769384507 , 1125297321 , 8905087698
n×2
60241622
n×3
90362433
n×4
120483244
n×5
150604055
n÷2
15060405.5
n÷3
10040270.333333
n÷3
7530202.75
n÷5
6024162.2
n2
907263255297721
n3
2.7327505040067E+22
n4
8.2312661441342E+29
n5
2.4793241181816E+37
2 √n
5488.242979315
3 √n
311.13978958515
4 √n
74.082676647884
5 √n
31.316508206034
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
-30120810
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 30120811 can be divided by 4 positive divisors.
The sum of these divisors (counting 30120811) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110010111001101101101011
3
Ternary
2002200021222121
4
Quaternary
1302321231223
5
Quinary
30202331221
6
Senary
2553332111
8
Octal
162715553
10
Decimal
30120811
12
Duodecimal
a107037
16
Hexadecimal
1cb9b6b
20
Vigesimal
98520b
36
Base36
hxld7
md5
2bddc641251ea1a58326650d4ed32baa
sha1
907c90956097116351d7b958fd3565295f6138b0
sha256
7f6e0089105c4d7451aa064644a7f3ce5583b128bf2bb3079ff6b255eb6d22a6
sha512
5a7396948e85d66abcf8f7ec8c7acaaab4397e5c74cac040aca896db3c616a6765e02c4f09b1f108336ba1b106d8d4e220ab464fb251203b8fa3b4c5ff3a752b
ripemd-160
4971a1f054eaee0454f56a5f635480a38ea48441
Diameter
60241622
Circumference
189254637.11553
Area
2.8502515777153E+15
Volume
1.1446918543309E+23
Surface area
1.1401006310861E+16
Circumference
189254637.11553
Perimeter
120483244
Area
907263255297721
Diagonal
42597259.425877
Surface area
5443579531786326
Volume
2.7327505040067E+22
Space diagonal
52170775.01718
Perimeter
90362433
Area
3.92856513504E+14
Altitude
26085387.50859
Surface area
3.92856513504E+14
Volume
3.2205773544569E+21
Height
14199086.475292