25315145 is an odd 8-digits composite number following 25315144
and preceding 25315146 . In scientific notation, it is written as 2.5315145 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 20051200 positive integers (up to 25315145) that are relatively prime to 25315145.
25315145 has 8 divisors, whose sum is 30679560
The reverse of 25315145 is 54151352
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-five million three hundred fifteen thousand one hundred forty-five
Scientific notation
2.5315145 × 10^7
Engineering notation
2.5315145 × 10^6
Prime Factorization
5 × 101 × 50129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
25315145
Product of the distinct prime numbers
The prime factorization of 25315145 is 5 × 101 × 50129.
Since it has a total of 3 prime factors.
10 , 3 , 38 , 55 , 461 , 876 , 2747 , 761 , 37629 , 18100 , 332550 , 91810 , 9431535 , 5450126 , 3722446 , 5083454 , 783144439 , 501736875 , 9254942844 , 1522402763
n×2
50630290
n×3
75945435
n×4
101260580
n×5
126575725
n÷2
12657572.5
n÷3
8438381.6666667
n÷3
6328786.25
n÷5
5063029
n2
640856566371025
n3
1.6223376901885E+22
n4
4.1069713866086E+29
n5
1.0396857616285E+37
2 √n
5031.4158047214
3 √n
293.62529971903
4 √n
70.932473555639
5 √n
30.246566631188
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
-25315144
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 25315145 can be divided by 8 positive divisors.
The sum of these divisors (counting 25315145) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100000100100011101001001
3
Ternary
1202122010211222
4
Quaternary
1200210131021
5
Quinary
22440041040
6
Senary
2302331425
8
Octal
140443511
10
Decimal
25315145
12
Duodecimal
8589b75
16
Hexadecimal
1824749
20
Vigesimal
7i47h5
36
Base36
f2lah
md5
8323e434d7eab26e11150d4d8aca75eb
sha1
f9fc930c99212bce4a321cae89ba2109ab5e841a
sha256
e043672f782bfa5a169efdee1bdac5966ebf18d824167eedd3584ccad11bcf50
sha512
9d173ac1c3388fa673e91497dd53a018197d3b888f1f287bc03374eb73df7bd60b561e3ff8c5ffdbbad6555ffa46cb9ebe56cfcacfbcc6ab62fca5d70eef4e7f
ripemd-160
cb3989d729db3c2fdcbaf8f8add0583f9091a119
Diameter
50630290
Circumference
159059747.11312
Area
2.013310280916E+15
Volume
6.7956322255172E+22
Surface area
8.053241123664E+15
Circumference
159059747.11312
Perimeter
101260580
Area
640856566371025
Diagonal
35801021.392441
Surface area
3845139398226150
Volume
1.6223376901885E+22
Space diagonal
43847117.340973
Perimeter
75945435
Area
2.7749903332969E+14
Altitude
21923558.670487
Surface area
2.7749903332969E+14
Volume
1.9119433035113E+21
Height
11933673.79748