25804945 is an odd 8-digits composite number following 25804944
and preceding 25804946 . In scientific notation, it is written as 2.5804945 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 19099584 positive integers (up to 25804945) that are relatively prime to 25804945.
25804945 has 16 divisors, whose sum is 33359040
The reverse of 25804945 is 54940852
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-five million eight hundred four thousand nine hundred forty-five
Scientific notation
2.5804945 × 10^7
Engineering notation
2.5804945 × 10^6
Prime Factorization
5 × 19 × 43 × 6317
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
25804945
Product of the distinct prime numbers
The prime factorization of 25804945 is 5 × 19 × 43 × 6317.
Since it has a total of 4 prime factors.
9 , 7 , 94 , 52 , 737 , 815 , 2962 , 8739 , 22121 , 85419 , 874235 , 222154 , 1768071 , 9398513 , 21240114 , 34762132 , 261388499 , 803285198 , 1588909523 , 8937941219
n×2
51609890
n×3
77414835
n×4
103219780
n×5
129024725
n÷2
12902472.5
n÷3
8601648.3333333
n÷3
6451236.25
n÷5
5160989
n2
665895186453025
n3
1.7183388662185E+22
n4
4.4341639934131E+29
n5
1.1442335797101E+37
2 √n
5079.85678932
3 √n
295.50691356483
4 √n
71.273114070594
5 √n
30.362713913987
1 , 5 , 19 , 43 , 95 , 215 , 817 , 4085 , 6317 , 31585 , 120023 , 271631 , 600115 , 1358155 , 5160989 , 25804945
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-25804944
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 25804945 can be divided by 16 positive divisors.
The sum of these divisors (counting 25804945) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100010011100000010010001
3
Ternary
1210120000201201
4
Quaternary
1202130002101
5
Quinary
23101224240
6
Senary
2321031201
8
Octal
142340221
10
Decimal
25804945
12
Duodecimal
8785501
16
Hexadecimal
189c091
20
Vigesimal
815c75
36
Base36
fd381
md5
feedb0e837f950e0ac61b0e134a710db
sha1
a4f9fe3f9e1c27467e934b2bbc8ee64d10f21bd8
sha256
425629e59234a74ea01a008c025b82fa33fee50432b9a93e64ac0fa5a144ba9b
sha512
1c1751ca3dac7e5371ef66d1b2a206f0e225057aa83ef2d552c04ef8fd3ba558232eb82ebc4fc7339a49623a451f0dcab2d1d3752dda838464506c539d248b20
ripemd-160
568bf9f9787671b5af8c43ef1e9d25dcd237f6e6
Diameter
51609890
Circumference
162137251.27658
Area
2.0919714258216E+15
Volume
7.1977610113198E+22
Surface area
8.3678857032865E+15
Circumference
162137251.27658
Perimeter
103219780
Area
665895186453025
Diagonal
36493703.195292
Surface area
3995371118718150
Volume
1.7183388662185E+22
Space diagonal
44695475.82652
Perimeter
77414835
Area
2.8834107386305E+14
Altitude
22347737.91326
Surface area
2.8834107386305E+14
Volume
2.0250817744658E+21
Height
12164567.731764