30120819 is an odd 8-digits composite number following 30120818
and preceding 30120820 . In scientific notation, it is written as 3.0120819 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 20080544 positive integers (up to 30120819) that are relatively prime to 30120819.
30120819 has 4 divisors, whose sum is 40161096
The reverse of 30120819 is 91802103
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
thirty million one hundred twenty thousand eight hundred nineteen
Scientific notation
3.0120819 × 10^7
Engineering notation
3.0120819 × 10^6
Prime Factorization
3 × 10040273
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30120819
Product of the distinct prime numbers
The prime factorization of 30120819 is 3 × 10040273.
Since it has a total of 2 prime factors.
10 , 9 , 24 , 40 , 634 , 538 , 3332 , 2341 , 23775 , 7677 , 10610 , 68305 , 7254085 , 5350838 , 7555341 , 14560127 , 790673943 , 478879767 , 5522515022 , 3886928851
n×2
60241638
n×3
90362457
n×4
120483276
n×5
150604095
n÷2
15060409.5
n÷3
10040273
n÷3
7530204.75
n÷5
6024163.8
n2
907263737230761
n3
2.7327526814391E+22
n4
8.2312748889393E+29
n5
2.4793274106898E+37
2 √n
5488.2437081456
3 √n
311.13981713109
4 √n
74.08268156692
5 √n
31.316509869548
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
-30120818
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 30120819 can be divided by 4 positive divisors.
The sum of these divisors (counting 30120819) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110010111001101101110011
3
Ternary
2002200021222220
4
Quaternary
1302321231303
5
Quinary
30202331234
6
Senary
2553332123
8
Octal
162715563
10
Decimal
30120819
12
Duodecimal
a107043
16
Hexadecimal
1cb9b73
20
Vigesimal
98520j
36
Base36
hxldf
md5
1d638be37a6534575e81b2ea50bdb8b6
sha1
fef6f02d4b44c83d230e15f4250c0e7c5da5bc0c
sha256
c4a8309f5d9c57da6ebe36df972597d0cc7e640f19b74c1d3597c03e8b2f82da
sha512
651ec17fc283459c06076492be8c88a067e69a68a7e788b40b54a967e7aca16ce55109424d97d35c2e2de7e90259c67ffa406fae4ef823daf5bbcb0a7cbe2643
ripemd-160
bc4004f25673ef56d2aee4adb0d1e4eef03afab0
Diameter
60241638
Circumference
189254687.38102
Area
2.8502530917526E+15
Volume
1.1446927664116E+23
Surface area
1.140101236701E+16
Circumference
189254687.38102
Perimeter
120483276
Area
907263737230761
Diagonal
42597270.739585
Surface area
5443582423384566
Volume
2.7327526814391E+22
Space diagonal
52170788.873586
Perimeter
90362457
Area
3.9285672218712E+14
Altitude
26085394.436793
Surface area
3.9285672218712E+14
Volume
3.2205799205856E+21
Height
14199090.246528