30808521 is an odd 8-digits composite number following 30808520
and preceding 30808522 . In scientific notation, it is written as 3.0808521 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 20291064 positive integers (up to 30808521) that are relatively prime to 30808521.
30808521 has 8 divisors, whose sum is 34644960
The reverse of 30808521 is 12580803
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
thirty million eight hundred eight thousand five hundred twenty-one
Scientific notation
3.0808521 × 10^7
Engineering notation
3.0808521 × 10^6
Prime Factorization
9 × 83 × 41243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30808521
Product of the distinct prime numbers
The prime factorization of 30808521 is 9 × 83 × 41243.
Since it has a total of 3 prime factors.
10 , 5 , 31 , 1 , 836 , 599 , 8159 , 3691 , 55415 , 7085 , 654302 , 365850 , 7206867 , 4233302 , 58890222 , 69810370 , 781807698 , 698849643 , 2436732653 , 916029514
n×2
61617042
n×3
92425563
n×4
123234084
n×5
154042605
n÷2
15404260.5
n÷3
10269507
n÷3
7702130.25
n÷5
6161704.2
n2
949164966207441
n3
2.9242368793866E+22
n4
9.0091413307557E+29
n5
2.7755831988056E+37
2 √n
5550.5424059276
3 √n
313.4899457258
4 √n
74.501962430043
5 √n
31.458221788701
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30808520
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30808521 can be divided by 8 positive divisors.
The sum of these divisors (counting 30808521) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101100001100111001001
3
Ternary
2010222020100100
4
Quaternary
1311201213021
5
Quinary
30341333041
6
Senary
3020200013
8
Octal
165414711
10
Decimal
30808521
12
Duodecimal
a399009
16
Hexadecimal
1d619c9
20
Vigesimal
9cb161
36
Base36
icc09
md5
8a259a387b4971e3286cd0656741a84b
sha1
2e58f17a78aab548bc518ccfd6fb514c5f66db79
sha256
0c8d58ad74c506b8e035df1b3150682fb68013a89bde02f216da1a7d2d6a797e
sha512
d55ac3d044f3bb8e523620cb9ea5dc1ca16e1a002be799c26cb2d6378fab92e0a50b409e4ec61c5b964fa3eb343559192ffdcf46031e8c25f61400fd7fba22e6
ripemd-160
058a1638b6cf7aaa39bcb0daa34a3e8d0dab8cda
Diameter
61617042
Circumference
193575646.48313
Area
2.9818896848821E+15
Volume
1.224901479685E+23
Surface area
1.1927558739528E+16
Circumference
193575646.48313
Perimeter
123234084
Area
949164966207441
Diagonal
43569828.234856
Surface area
5694989797244646
Volume
2.9242368793866E+22
Space diagonal
53361923.678053
Perimeter
92425563
Area
4.1100048655892E+14
Altitude
26680961.839026
Surface area
4.1100048655892E+14
Volume
3.4462462120168E+21
Height
14523276.078285