25689968 is an even 8-digits composite number following 25689967
and preceding 25689969 . In scientific notation, it is written as 2.5689968 × 10^7.
The sum of its digits is 53. It has a total of 6 prime factors and 20 positive divisors.
There are 12821760 positive integers (up to 25689968) that are relatively prime to 25689968.
25689968 has 20 divisors, whose sum is 49864368
The reverse of 25689968 is 86998652
Previous prime number is 2161
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
twenty-five million six hundred eighty-nine thousand nine hundred sixty-eight
Scientific notation
2.5689968 × 10^7
Engineering notation
2.5689968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2161 × 743
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3211246
Product of the distinct prime numbers
The prime factorization of 25689968 is 2 × 2 × 2 × 2 × 2161 × 743.
Since it has a total of 6 prime factors.
3 , 2 , 2 , 59 , 223 , 417 , 9823 , 6896 , 68873 , 229 , 62456 , 616907 , 5840454 , 7815601 , 32956707 , 9591774 , 665174312 , 267161189 , 457807328 , 7992206398
n×2
51379936
n×3
77069904
n×4
102759872
n×5
128449840
n÷2
12844984
n÷3
8563322.6666667
n÷3
6422492
n÷5
5137993.6
n2
659974455841024
n3
1.6954722651373E+22
n4
4.3556628236266E+29
n5
1.1189683855776E+37
2 √n
5068.5272022551
3 √n
295.06737137897
4 √n
71.193589614902
5 √n
30.335608626269
1 , 2 , 4 , 8 , 16 , 743 , 1486 , 2161 , 2972 , 4322 , 5944 , 8644 , 11888 , 17288 , 34576 , 1605623 , 3211246 , 6422492 , 12844984 , 25689968
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-25689967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 25689968 can be divided by 20 positive divisors.
The sum of these divisors (counting 25689968) is 1, the average is 0.05.
Base
System
Value
2
Binary
1100001111111111101110000
3
Ternary
1210100012000022
4
Quaternary
1201333331300
5
Quinary
23034034333
6
Senary
2314343012
8
Octal
141777560
10
Decimal
25689968
12
Duodecimal
872aa68
16
Hexadecimal
187ff70
20
Vigesimal
80b4i8
36
Base36
fami8
md5
82bf2b4f3b4bf92d378c8db59a3df727
sha1
4b50460bc3005e7c074d2ebbbd833b18ab1509eb
sha256
1a21d4886285bf4f4064c9f668bb9c22d9aa374c55be07fe5992a369c7a38ca6
sha512
f891c4db040f0ca22e8f95ff550e568637013d98b18b9c1b17ab1e7d58771b72b0b4a43fd3f62acb0c94fc5df4b470e072b03df0c42e2891ab4fcdd1bc7e1eba
ripemd-160
7209c7ae64667ea26e1bd89cade259e79e697007
Diameter
51379936
Circumference
161414829.47951
Area
2.0733709020271E+15
Volume
7.1019776166943E+22
Surface area
8.2934836081083E+15
Circumference
161414829.47951
Perimeter
102759872
Area
659974455841024
Diagonal
36331101.162531
Surface area
3959846735046144
Volume
1.6954722651373E+22
Space diagonal
44496329.820819
Perimeter
77069904
Area
2.8577732230357E+14
Altitude
22248164.910409
Surface area
2.8577732230357E+14
Volume
1.9981332266539E+21
Height
12110367.054177