30905025 is an odd 8-digits composite number following 30905024
and preceding 30905026 . In scientific notation, it is written as 3.0905025 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 12 positive divisors.
There are 16482640 positive integers (up to 30905025) that are relatively prime to 30905025.
30905025 has 12 divisors, whose sum is 51096432
The reverse of 30905025 is 52050903
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
thirty million nine hundred five thousand twenty-five
Scientific notation
3.0905025 × 10^7
Engineering notation
3.0905025 × 10^6
Prime Factorization
3 × 5 × 5 × 412067
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6181005
Product of the distinct prime numbers
The prime factorization of 30905025 is 3 × 5 × 5 × 412067.
Since it has a total of 4 prime factors.
8 , 7 , 26 , 19 , 872 , 720 , 8225 , 9099 , 52272 , 62538 , 102951 , 297077 , 9267509 , 8428189 , 58547995 , 95882808 , 64186514 , 462493932 , 5430853071 , 9791531351
n×2
61810050
n×3
92715075
n×4
123620100
n×5
154525125
n÷2
15452512.5
n÷3
10301675
n÷3
7726256.25
n÷5
6181005
n2
955120570250625
n3
2.951802510161E+22
n4
9.1225530371588E+29
n5
2.8193272967722E+37
2 √n
5559.2288134237
3 √n
313.81692778136
4 √n
74.560236141147
5 √n
31.477904964024
1 , 3 , 5 , 15 , 25 , 75 , 412067 , 1236201 , 2060335 , 6181005 , 10301675 , 30905025
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
-30905024
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 30905025 can be divided by 12 positive divisors.
The sum of these divisors (counting 30905025) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110101111001001011000001
3
Ternary
2011011010201120
4
Quaternary
1311321023001
5
Quinary
30402430100
6
Senary
3022222453
8
Octal
165711301
10
Decimal
30905025
12
Duodecimal
a424a29
16
Hexadecimal
1d792c1
20
Vigesimal
9d32b5
36
Base36
ieegx
md5
3bfc44726d56f2b9f7491716fdefd20b
sha1
eb6511ec8c88bb68a24b011669278837484537c8
sha256
bd4f7b58636808004b609aa623352c28d26eec5e8e49cbd55ff9ab526a49674c
sha512
dccb8d8d4a9e2efb010ee1d60f2ae7a2235e2354f34b8542a48bb165f3aeff8077519bcc1668559d93db3760c159cdef562b6b3591b87d58dc732207edfdba52
ripemd-160
3e687d3d703137010c3a7a5713599eb3552d4009
Diameter
61810050
Circumference
194181998.99802
Area
3.0005997667919E+15
Volume
1.2364481441026E+23
Surface area
1.2002399067167E+16
Circumference
194181998.99802
Perimeter
123620100
Area
955120570250625
Diagonal
43706305.50048
Surface area
5730723421503750
Volume
2.951802510161E+22
Space diagonal
53529073.509186
Perimeter
92715075
Area
4.1357933875706E+14
Altitude
26764536.754593
Surface area
4.1357933875706E+14
Volume
3.4787326194305E+21
Height
14568768.50016