12542485 is an odd 8-digits composite number following 12542484
and preceding 12542486 . In scientific notation, it is written as 1.2542485 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 10000080 positive integers (up to 12542485) that are relatively prime to 12542485.
12542485 has 8 divisors, whose sum is 15101856
The reverse of 12542485 is 58424521
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million five hundred forty-two thousand four hundred eighty-five
Scientific notation
1.2542485 × 10^7
Engineering notation
1.2542485 × 10^6
Prime Factorization
5 × 307 × 8171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12542485
Product of the distinct prime numbers
The prime factorization of 12542485 is 5 × 307 × 8171.
Since it has a total of 3 prime factors.
5 , 3 , 90 , 83 , 110 , 648 , 1482 , 9584 , 8673 , 16061 , 997581 , 166830 , 7863448 , 3713872 , 78252797 , 71987132 , 667025424 , 492139167 , 8503414920 , 3090673949
n×2
25084970
n×3
37627455
n×4
50169940
n×5
62712425
n÷2
6271242.5
n÷3
4180828.3333333
n÷3
3135621.25
n÷5
2508497
n2
157313929975225
n3
1.9731076070053E+21
n4
2.474767256425E+28
n5
3.1039731192202E+35
2 √n
3541.5370956691
3 √n
232.34207489453
4 √n
59.510814947109
5 √n
26.283107905837
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
-12542484
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 12542485 can be divided by 8 positive divisors.
The sum of these divisors (counting 12542485) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111110110001000010101
3
Ternary
212121020001111
4
Quaternary
233312020111
5
Quinary
11202324420
6
Senary
1124455021
8
Octal
57661025
10
Decimal
12542485
12
Duodecimal
424a471
16
Hexadecimal
bf6215
20
Vigesimal
3i7g45
36
Base36
7gtud
md5
0a3ca3587bfc781ab3e909e21a6a8b3e
sha1
9052a4ff2c22d98d5069bc5d44041d41f045ec71
sha256
0b70fb50ac2fe66de4a74393e6b70c68e388179df6c9661c5477e3aeb636040b
sha512
14ad4ccb9132c508289742ab3e09abb51b8ed8eeefe9538eee901f9a55b3e7dcb6ea6c565b65c084b66bf9565b8099325332ec227ab9ca3026d03a50d1a117c7
ripemd-160
5e431ce56e037f66bb5beb5f7da84aa82acca981
Diameter
25084970
Circumference
78806757.46752
Area
4.9421628671751E+14
Volume
8.2649338172134E+21
Surface area
1.97686514687E+15
Circumference
78806757.46752
Perimeter
50169940
Area
157313929975225
Diagonal
17737752.392861
Surface area
943883579851350
Volume
1.9731076070053E+21
Space diagonal
21724221.273171
Perimeter
37627455
Area
68118929863856
Altitude
10862110.636585
Surface area
68118929863856
Volume
2.3253296148737E+20
Height
5912584.1309537