25313987 is an odd 8-digits prime number following 25313986
and preceding 25313988 . In scientific notation, it is written as 2.5313987 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 25313986 positive integers (up to 25313987) that are relatively prime to 25313987.
25313987 has 2 divisors, whose sum is 25313988
The reverse of 25313987 is 78931352
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 38 Digital Root 2
Name
twenty-five million three hundred thirteen thousand nine hundred eighty-seven
Scientific notation
2.5313987 × 10^7
Engineering notation
2.5313987 × 10^6
Prime Factorization
25313987
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
25313987 Product of the distinct prime numbers
The prime factorization of 25313987 is 25313987.
Since it has a total of 1 prime factors.
6 , 1 , 25 , 46 , 600 , 63 , 5153 , 2723 , 84081 , 28322 , 732817 , 958937 , 5338370 , 9172075 , 66247291 , 28823315 , 792236955 , 611623253 , 1709579517 , 5845224397
n×2
50627974
n×3
75941961
n×4
101255948
n×5
126569935
n÷2
12656993.5
n÷3
8437995.6666667
n÷3
6328496.75
n÷5
5062797.4
n2
640797937836169
n3
1.6221150668012E+22
n4
4.1062199713509E+29
n5
1.0394479897392E+37
2 √n5031.3007264524
3 √n293.62082251403
4 √n70.931662369159
5 √n30.246289910157
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
25313988 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
12656994 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5031.3008258302 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999209923 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 25313987 can be divided by 2 positive divisors.
The sum of these divisors (counting 25313987) is 25313988, the average is 12656994.
Base
System
Value
2
Binary
1100000100100001011000011
3
Ternary
1202122002021002
4
Quaternary
1200210023003
5
Quinary
22440021422
6
Senary
2302322215
8
Octal
140441303
10
Decimal
25313987
12
Duodecimal
858936b
16
Hexadecimal
18242c3
20
Vigesimal
7i44j7
36
Base36
f2keb
md5
95e0da55f6b971dc2190b273f2e2e6e7
sha1
9dcf63a1f5601787f34bff3a1dce9edb52f90cab
sha256
d740d8d8bb52e756f12189683f7d160746a6756e5d2bd226896cacfcffe0fa2d
sha512
375aed072ffe6428af29afdeb9e9c97188635830099dfff90a6891bcd798d81a16e520641737212eeaa3aaa59eba09598dd391b6259678fb072117f4817ce72b
ripemd-160
6bfa34a50ed468a0d85b2967c342def7f07a63f1
Diameter
50627974
Circumference
159052471.18454
Area
2.0131260939416E+15
Volume
6.7946997028531E+22
Surface area
8.0525043757664E+15
Circumference
159052471.18454
Perimeter
101255948
Area
640797937836169
Diagonal
35799383.733136
Surface area
3844787627017014
Volume
1.6221150668012E+22
Space diagonal
43845111.626138
Perimeter
75941961
Area
2.774736464294E+14
Altitude
21922555.813069
Surface area
2.774736464294E+14
Volume
1.9116809393333E+21
Height
11933127.911045