30457989 is an odd 8-digits composite number following 30457988
and preceding 30457990 . In scientific notation, it is written as 3.0457989 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 20305320 positive integers (up to 30457989) that are relatively prime to 30457989.
30457989 has 4 divisors, whose sum is 33842220
The reverse of 30457989 is 98975403
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
thirty million four hundred fifty-seven thousand nine hundred eighty-nine
Scientific notation
3.0457989 × 10^7
Engineering notation
3.0457989 × 10^6
Prime Factorization
9 × 3384221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30457989
Product of the distinct prime numbers
The prime factorization of 30457989 is 9 × 3384221.
Since it has a total of 2 prime factors.
1 , 8 , 34 , 23 , 908 , 680 , 727 , 348 , 3423 , 22295 , 581166 , 379732 , 8321995 , 9163680 , 11864392 , 84167397 , 583844875 , 572689792 , 1238742665 , 4832943308
n×2
60915978
n×3
91373967
n×4
121831956
n×5
152289945
n÷2
15228994.5
n÷3
10152663
n÷3
7614497.25
n÷5
6091597.8
n2
927689093924121
n3
2.8255544218161E+22
n4
8.6060705498576E+29
n5
2.6212360214079E+37
2 √n
5518.8757007202
3 √n
312.29646992374
4 √n
74.289135818908
5 √n
31.386308928633
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
-30457988
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 30457989 can be divided by 4 positive divisors.
The sum of these divisors (counting 30457989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110100001100000010000101
3
Ternary
2010022102111200
4
Quaternary
1310030002011
5
Quinary
30244123424
6
Senary
3004453113
8
Octal
164140205
10
Decimal
30457989
12
Duodecimal
a24a199
16
Hexadecimal
1d0c085
20
Vigesimal
9a74j9
36
Base36
i4tj9
md5
eb1f9763fa7a160cabe95844184d3f79
sha1
4ea79ee8078fc83c709b0ea86375180ea00ddbab
sha256
5dc3ccf168c5694cc70367cd2663d901e9f9878d986c63219b25f181746ef808
sha512
adaa9aa491bc34f9d809caf282c99008bb0c992d672d99a06633246217409df4c72f3be675cb6c00051885327d9d8454de25932df0fadabb13047f84755ea968
ripemd-160
04535d885a6703cebd4f01351660a9d891dfd2df
Diameter
60915978
Circumference
191373188.97104
Area
2.9144212422874E+15
Volume
1.1835654685194E+23
Surface area
1.165768496915E+16
Circumference
191373188.97104
Perimeter
121831956
Area
927689093924121
Diagonal
43074101.126411
Surface area
5566134563544726
Volume
2.8255544218161E+22
Space diagonal
52754784.444374
Perimeter
91373967
Area
4.0170116107603E+14
Altitude
26377392.222187
Surface area
4.0170116107603E+14
Volume
3.329947820463E+21
Height
14358033.708804