30851948 is an even 8-digits composite number following 30851947
and preceding 30851949 . In scientific notation, it is written as 3.0851948 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 6 positive divisors.
There are 15425972 positive integers (up to 30851948) that are relatively prime to 30851948.
30851948 has 6 divisors, whose sum is 53990916
The reverse of 30851948 is 84915803
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million eight hundred fifty-one thousand nine hundred forty-eight
Scientific notation
3.0851948 × 10^7
Engineering notation
3.0851948 × 10^6
Prime Factorization
2 × 2 × 7712987
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15425974
Product of the distinct prime numbers
The prime factorization of 30851948 is 2 × 2 × 7712987.
Since it has a total of 3 prime factors.
1 , 4 , 38 , 80 , 878 , 765 , 7173 , 855 , 40877 , 53926 , 562067 , 885341 , 7430496 , 1860492 , 49000802 , 73458467 , 332361973 , 382363492 , 3799281144 , 403007205
n×2
61703896
n×3
92555844
n×4
123407792
n×5
154259740
n÷2
15425974
n÷3
10283982.666667
n÷3
7712987
n÷5
6170389.6
n2
951842695394704
n3
2.9366201342497E+22
n4
9.0600451677626E+29
n5
2.7952004239346E+37
2 √n
5554.4529883689
3 √n
313.63717270291
4 √n
74.52820263745
5 √n
31.467085353287
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30851947
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30851948 can be divided by 6 positive divisors.
The sum of these divisors (counting 30851948) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1110101101100001101101100
3
Ternary
2011001102220202
4
Quaternary
1311230031230
5
Quinary
30344230243
6
Senary
3021133032
8
Octal
165541554
10
Decimal
30851948
12
Duodecimal
a3ba178
16
Hexadecimal
1d6c36c
20
Vigesimal
9cg9h8
36
Base36
id9ik
md5
de55a35c1043585e89af9e61dfb93c46
sha1
47c45925c777410c7358033b291719af136a5674
sha256
819810db5a8b25b848b2add22176937cf7e8df58555f428bfb4a4440e695a188
sha512
8ceeb6553d462bb59e12ad20351a0afdb49fee3760bd5e2dd4d402c5e57a35e0beec17eeced54cadd9f8b6eddc39697fab19324883fb2dc5c73af974d3ae226a
ripemd-160
b041adeae400ac6c623785a6c2781e3f7cb5d147
Diameter
61703896
Circumference
193848506.37147
Area
2.9903020192251E+15
Volume
1.2300885653524E+23
Surface area
1.19612080769E+16
Circumference
193848506.37147
Perimeter
123407792
Area
951842695394704
Diagonal
43631243.287229
Surface area
5711056172368224
Volume
2.9366201342497E+22
Space diagonal
53437141.448473
Perimeter
92555844
Area
4.1215997730923E+14
Altitude
26718570.724237
Surface area
4.1215997730923E+14
Volume
3.4608400178282E+21
Height
14543747.76241