25797989 is an odd 8-digits composite number following 25797988
and preceding 25797990 . In scientific notation, it is written as 2.5797989 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 22112556 positive integers (up to 25797989) that are relatively prime to 25797989.
25797989 has 4 divisors, whose sum is 29483424
The reverse of 25797989 is 98979752
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
twenty-five million seven hundred ninety-seven thousand nine hundred eighty-nine
Scientific notation
2.5797989 × 10^7
Engineering notation
2.5797989 × 10^6
Prime Factorization
7 × 3685427
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
25797989
Product of the distinct prime numbers
The prime factorization of 25797989 is 7 × 3685427.
Since it has a total of 2 prime factors.
3 , 1 , 5 , 4 , 240 , 149 , 9817 , 6932 , 64666 , 78682 , 93952 , 88647 , 2894849 , 7061957 , 10550698 , 66941267 , 223300214 , 340289964 , 6742804079 , 5228843108
n×2
51595978
n×3
77393967
n×4
103191956
n×5
128989945
n÷2
12898994.5
n÷3
8599329.6666667
n÷3
6449497.25
n÷5
5159597.8
n2
665536236444121
n3
1.7169496506887E+22
n4
4.429384820202E+29
n5
1.1426922086834E+37
2 √n
5079.1720782033
3 √n
295.48035882481
4 √n
71.2683104767
5 √n
30.361076818349
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-25797988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 25797989 can be divided by 4 positive divisors.
The sum of these divisors (counting 25797989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100010011010010101100101
3
Ternary
1210112200012002
4
Quaternary
1202122111211
5
Quinary
23101013424
6
Senary
2320535045
8
Octal
142322545
10
Decimal
25797989
12
Duodecimal
8781485
16
Hexadecimal
189a565
20
Vigesimal
814ej9
36
Base36
fcxut
md5
ce4e6353b66b5df5c9b8ecf75fee55ed
sha1
ee33e72b28d94fc47da042add43e3eaad3e1bba2
sha256
6705dc3564ab753887aa509caf58401c8a968ddae0688b8f175bffb44d130587
sha512
039d400e16f79beb1ea79cc80ce16f32e2b579e8ebfbeb42856bd4ff9f802d2bc22622789900ca07486074fdbb42c9b65df87bf2b6536231e0658b52eaf868b4
ripemd-160
a4303cbfe56f41bff042454ed23f11e4121696d4
Diameter
51595978
Circumference
162093545.43958
Area
2.0908437511106E+15
Volume
7.1919418789162E+22
Surface area
8.3633750044426E+15
Circumference
162093545.43958
Perimeter
103191956
Area
665536236444121
Diagonal
36483865.925752
Surface area
3993217418664726
Volume
1.7169496506887E+22
Space diagonal
44683427.681103
Perimeter
77393967
Area
2.8818564394985E+14
Altitude
22341713.840552
Surface area
2.8818564394985E+14
Volume
2.0234445682631E+21
Height
12161288.641917