25668081 is an odd 8-digits composite number following 25668080
and preceding 25668082 . In scientific notation, it is written as 2.5668081 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 16996320 positive integers (up to 25668081) that are relatively prime to 25668081.
25668081 has 8 divisors, whose sum is 28713000
The reverse of 25668081 is 18086652
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-five million six hundred sixty-eight thousand eighty-one
Scientific notation
2.5668081 × 10^7
Engineering notation
2.5668081 × 10^6
Prime Factorization
9 × 149 × 19141
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
25668081
Product of the distinct prime numbers
The prime factorization of 25668081 is 9 × 149 × 19141.
Since it has a total of 3 prime factors.
2 , 2 , 44 , 13 , 921 , 671 , 3884 , 9993 , 26928 , 10152 , 946317 , 855134 , 6805085 , 3312299 , 35312968 , 81150792 , 864098379 , 664938199 , 9429991306 , 1527102149
n×2
51336162
n×3
77004243
n×4
102672324
n×5
128340405
n÷2
12834040.5
n÷3
8556027
n÷3
6417020.25
n÷5
5133616.2
n2
658850382222561
n3
1.691142497777E+22
n4
4.3408382615481E+29
n5
1.1142098810532E+37
2 √n
5066.3676337194
3 √n
294.98355170189
4 √n
71.178421124098
5 √n
30.330437877525
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
-25668080
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 25668081 can be divided by 8 positive divisors.
The sum of these divisors (counting 25668081) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001111010100111110001
3
Ternary
1210022001222200
4
Quaternary
1201322213301
5
Quinary
23032334311
6
Senary
2314053413
8
Octal
141724761
10
Decimal
25668081
12
Duodecimal
871a269
16
Hexadecimal
187a9f1
20
Vigesimal
808a41
36
Base36
fa5m9
md5
3e1a89a1a86e38986f04c854ddb22a01
sha1
677a38e9603bc27036d1074164a12a0d35a7d84b
sha256
063323409f9732b0992ba43bd2284fff3341421c2d9a638f25c57b9abff2b6f4
sha512
6c51565e29db0e92935bbbad7f328fb6ebb704616a2e4de97b54d68d1606c2147cc3e0cbe31d56835589aaea742707b8fb7e0041d9543003d48bc208d27a1b09
ripemd-160
972fa6288330b67336fd5308273946eb95c94aa9
Diameter
51336162
Circumference
161277309.4027
Area
2.0698395206052E+15
Volume
7.0838411295861E+22
Surface area
8.2793580824209E+15
Circumference
161277309.4027
Perimeter
102672324
Area
658850382222561
Diagonal
36300148.270291
Surface area
3953102293335366
Volume
1.691142497777E+22
Space diagonal
44458420.424793
Perimeter
77004243
Area
2.8529058414891E+14
Altitude
22229210.212397
Surface area
2.8529058414891E+14
Volume
1.9930305468847E+21
Height
12100049.42343