30438020 is an even 8-digits composite number following 30438019
and preceding 30438021 . In scientific notation, it is written as 3.0438020 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 12175200 positive integers (up to 30438020) that are relatively prime to 30438020.
30438020 has 12 divisors, whose sum is 63919884
The reverse of 30438020 is 02083403
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
thirty million four hundred thirty-eight thousand twenty
Scientific notation
3.0438020 × 10^7
Engineering notation
3.0438020 × 10^6
Prime Factorization
2 × 2 × 5 × 1521901
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
15219010
Product of the distinct prime numbers
The prime factorization of 30438020 is 2 × 2 × 5 × 1521901.
Since it has a total of 4 prime factors.
9 , 1 , 82 , 53 , 577 , 459 , 6880 , 4944 , 23813 , 70055 , 826906 , 165118 , 2582945 , 3707725 , 89096178 , 36861077 , 180273077 , 303301281 , 8206269397 , 1807066946
n×2
60876040
n×3
91314060
n×4
121752080
n×5
152190100
n÷2
15219010
n÷3
10146006.666667
n÷3
7609505
n÷5
6087604
n2
926473061520400
n3
2.8200005576019E+22
n4
8.5835233372298E+29
n5
2.6126545500907E+37
2 √n
5517.0662493757
3 √n
312.22820527694
4 √n
74.276956382014
5 √n
31.382192323078
1 , 2 , 4 , 5 , 10 , 20 , 1521901 , 3043802 , 6087604 , 7609505 , 15219010 , 30438020
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30438019
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30438020 can be divided by 12 positive divisors.
The sum of these divisors (counting 30438020) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110100000111001010000100
3
Ternary
2010021102010002
4
Quaternary
1310013022010
5
Quinary
30243004040
6
Senary
3004220432
8
Octal
164071204
10
Decimal
30438020
12
Duodecimal
a23a718
16
Hexadecimal
1d07284
20
Vigesimal
9a4f10
36
Base36
i4e4k
md5
69b6496e48dadb654e8d3534a4fabf6e
sha1
d9a351e917165ef993db0ba01f431c4cfb804022
sha256
fe6b0994dd7b8f5c8af69c288cf491ada8bbc1a13da20bfd50f8517118db108a
sha512
1ebbe73d6e0350bbf3404c69de88a6432cc54d07444f3e9f0f2d1cf34fd9fe763ff908e0e0517e6921126e1234e404fd7535ba85dc9d44b19fca1fd7d4853288
ripemd-160
12e8d9025b2e102bd367fc93fdc443d9edc06db8
Diameter
60876040
Circumference
191247720.04364
Area
2.9106009638213E+15
Volume
1.1812390713175E+23
Surface area
1.1642403855285E+16
Circumference
191247720.04364
Perimeter
121752080
Area
926473061520400
Diagonal
43045860.695784
Surface area
5558838369122400
Volume
2.8200005576019E+22
Space diagonal
52720197.121798
Perimeter
91314060
Area
4.011746035993E+14
Altitude
26360098.560899
Surface area
4.011746035993E+14
Volume
3.3234025287169E+21
Height
14348620.231928