25897745 is an odd 8-digits composite number following 25897744
and preceding 25897746 . In scientific notation, it is written as 2.5897745 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 20524144 positive integers (up to 25897745) that are relatively prime to 25897745.
25897745 has 8 divisors, whose sum is 31368384
The reverse of 25897745 is 54779852
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty-five million eight hundred ninety-seven thousand seven hundred forty-five
Scientific notation
2.5897745 × 10^7
Engineering notation
2.5897745 × 10^6
Prime Factorization
5 × 107 × 48407
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
25897745
Product of the distinct prime numbers
The prime factorization of 25897745 is 5 × 107 × 48407.
Since it has a total of 3 prime factors.
1 , 5 , 81 , 14 , 297 , 148 , 7867 , 2386 , 77984 , 26707 , 188535 , 292292 , 2070052 , 2692368 , 48976842 , 3300704 , 819386740 , 997461839 , 4074842252 , 4420074506
n×2
51795490
n×3
77693235
n×4
103590980
n×5
129488725
n÷2
12948872.5
n÷3
8632581.6666667
n÷3
6474436.25
n÷5
5179549
n2
670693196085025
n3
1.7369441365445E+22
n4
4.4982936327475E+29
n5
1.1649566143602E+37
2 √n
5088.9827077718
3 √n
295.86072474447
4 √n
71.337106107353
5 √n
30.384520706571
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
-25897744
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 25897745 can be divided by 8 positive divisors.
The sum of these divisors (counting 25897745) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100010110010101100010001
3
Ternary
1210201202000202
4
Quaternary
1202302230101
5
Quinary
23112211440
6
Senary
2323024545
8
Octal
142625421
10
Decimal
25897745
12
Duodecimal
880b155
16
Hexadecimal
18b2b11
20
Vigesimal
81h475
36
Base36
ff2tt
md5
a503d14e0694106d1617cf8d8a2118f5
sha1
02baa4da2336628adf25c28d455543168e344cf7
sha256
347b322f948953da54b35c49c96962714404f5467b027ff481f094a3427c84f0
sha512
77c04c31a938977b87b997f1a9a95b67a45d07a5459c70c2a19f09e41c83738bd727c30b27760264dbf743d5d97838b54f16d6782d65f8826a0330c050959d73
ripemd-160
3e93e0c70ab8da4443d287a3eb63bf86fd9a97ad
Diameter
51795490
Circumference
162720330.87308
Area
2.1070448176334E+15
Volume
7.2756945854187E+22
Surface area
8.4281792705335E+15
Circumference
162720330.87308
Perimeter
103590980
Area
670693196085025
Diagonal
36624942.21388
Surface area
4024159176510150
Volume
1.7369441365445E+22
Space diagonal
44856210.141463
Perimeter
77693235
Area
2.904186729775E+14
Altitude
22428105.070731
Surface area
2.904186729775E+14
Volume
2.0470082958214E+21
Height
12208314.071293