30890045 is an odd 8-digits composite number following 30890044
and preceding 30890046 . In scientific notation, it is written as 3.0890045 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 24186064 positive integers (up to 30890045) that are relatively prime to 30890045.
30890045 has 8 divisors, whose sum is 37857024
The reverse of 30890045 is 54009803
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
thirty million eight hundred ninety thousand forty-five
Scientific notation
3.0890045 × 10^7
Engineering notation
3.0890045 × 10^6
Prime Factorization
5 × 47 × 131447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30890045
Product of the distinct prime numbers
The prime factorization of 30890045 is 5 × 47 × 131447.
Since it has a total of 3 prime factors.
9 , 4 , 68 , 38 , 253 , 659 , 622 , 1914 , 74695 , 86870 , 269577 , 209926 , 8105705 , 2466278 , 14907260 , 50650868 , 870097341 , 592765633 , 7723078599 , 2704783406
n×2
61780090
n×3
92670135
n×4
123560180
n×5
154450225
n÷2
15445022.5
n÷3
10296681.666667
n÷3
7722511.25
n÷5
6178009
n2
954194880102025
n3
2.9475122785121E+22
n4
9.1048786921292E+29
n5
2.8125011251941E+37
2 √n
5557.8813409428
3 √n
313.76621610022
4 √n
74.551199460121
5 √n
31.474852835984
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
-30890044
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 30890045 can be divided by 8 positive divisors.
The sum of these divisors (counting 30890045) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101110101100000111101
3
Ternary
2011010101011202
4
Quaternary
1311311200331
5
Quinary
30401440140
6
Senary
3022025245
8
Octal
165654075
10
Decimal
30890045
12
Duodecimal
a418225
16
Hexadecimal
1d7583d
20
Vigesimal
9d1525
36
Base36
ie2wt
md5
8f5fe4d3a5b7bfa0e98a8719ba67d847
sha1
7ecfe6a414c18bd972a7f60d9507ef5084366c6c
sha256
a6e31b22b2144b541e66cdd9892e80277854ab01b935bebb636f5c1b9a96ad19
sha512
adb7762857918483ba8fef431aeef81205334671c2996e1feb4d1e007306ff46760cc655de6bb19a59728961103c9f8002eeb0dc30e8378ded4663c7f38b6e62
ripemd-160
e735c1a169ead4a4345118f9f4d6d9fcd0787247
Diameter
61780090
Circumference
194087876.88212
Area
2.9976916254215E+15
Volume
1.2346510560719E+23
Surface area
1.1990766501686E+16
Circumference
194087876.88212
Perimeter
123560180
Area
954194880102025
Diagonal
43685120.581315
Surface area
5725169280612150
Volume
2.9475122785121E+22
Space diagonal
53503127.388089
Perimeter
92670135
Area
4.131785031647E+14
Altitude
26751563.694044
Surface area
4.131785031647E+14
Volume
3.4736765329442E+21
Height
14561706.860438