25386989 is an odd 8-digits composite number following 25386988
and preceding 25386990 . In scientific notation, it is written as 2.5386989 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 25272924 positive integers (up to 25386989) that are relatively prime to 25386989.
25386989 has 4 divisors, whose sum is 25501056
The reverse of 25386989 is 98968352
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
twenty-five million three hundred eighty-six thousand nine hundred eighty-nine
Scientific notation
2.5386989 × 10^7
Engineering notation
2.5386989 × 10^6
Prime Factorization
223 × 113843
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
25386989
Product of the distinct prime numbers
The prime factorization of 25386989 is 223 × 113843.
Since it has a total of 2 prime factors.
10 , 2 , 63 , 14 , 372 , 185 , 9133 , 5870 , 67399 , 21323 , 346211 , 299246 , 6415918 , 2483293 , 37593236 , 98863112 , 931619665 , 549847773 , 7851939248 , 1725041156
n×2
50773978
n×3
76160967
n×4
101547956
n×5
126934945
n÷2
12693494.5
n÷3
8462329.6666667
n÷3
6346747.25
n÷5
5077397.8
n2
644499210486121
n3
1.636189436712E+22
n4
4.1537923231723E+29
n5
1.0545228001666E+37
2 √n
5038.5502875331
3 √n
293.90280542387
4 √n
70.982746407371
5 √n
30.26371503551
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
-25386988
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 25386989 can be divided by 4 positive divisors.
The sum of these divisors (counting 25386989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000110101111111101101
3
Ternary
1202202210101212
4
Quaternary
1200311333231
5
Quinary
22444340424
6
Senary
2304044205
8
Octal
140657755
10
Decimal
25386989
12
Duodecimal
8603665
16
Hexadecimal
1835fed
20
Vigesimal
7id799
36
Base36
f44q5
md5
e1421d88d8f2c09ccdd043ec648efb0c
sha1
e5ddd9c5afaea736e87af93923eee2282f9478d8
sha256
b5977e06fc5cef1f9016c7a77fc8f88f4ad8090b3e0a467084908f9b457900e6
sha512
588726b008a6a8f8c9efec95b38e38c583741704b7ef10b1d9d63a5f0a82e50f1db6c417f20f6bda11fdde1072cd9c702d8ebacf403bf8bfc11a66e61f226789
ripemd-160
b5e62a032b665530c553c48b10c03f379e341222
Diameter
50773978
Circumference
159511156.27833
Area
2.0247539849076E+15
Volume
6.8536542856741E+22
Surface area
8.0990159396305E+15
Circumference
159511156.27833
Perimeter
101547956
Area
644499210486121
Diagonal
35902624.151617
Surface area
3866995262916726
Volume
1.636189436712E+22
Space diagonal
43971554.799192
Perimeter
76160967
Area
2.790763445E+14
Altitude
21985777.399596
Surface area
2.790763445E+14
Volume
1.9282677433414E+21
Height
11967541.383872