25868081 is an odd 8-digits composite number following 25868080
and preceding 25868082 . In scientific notation, it is written as 2.5868081 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 6 positive divisors.
There are 25377248 positive integers (up to 25868081) that are relatively prime to 25868081.
25868081 has 6 divisors, whose sum is 26368230
The reverse of 25868081 is 18086852
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-five million eight hundred sixty-eight thousand eighty-one
Scientific notation
2.5868081 × 10^7
Engineering notation
2.5868081 × 10^6
Prime Factorization
53 × 53 × 9209
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
488077
Product of the distinct prime numbers
The prime factorization of 25868081 is 53 × 53 × 9209.
Since it has a total of 3 prime factors.
7 , 6 , 2 , 22 , 212 , 774 , 6720 , 1876 , 51114 , 11428 , 623540 , 100569 , 3346201 , 3654264 , 73515548 , 62691385 , 327798739 , 538949378 , 1986868491 , 7146672237
n×2
51736162
n×3
77604243
n×4
103472324
n×5
129340405
n÷2
12934040.5
n÷3
8622693.6666667
n÷3
6467020.25
n÷5
5173616.2
n2
669157614622561
n3
1.7309823376823E+22
n4
4.4777191320736E+29
n5
1.1583000120373E+37
2 √n
5086.0673412766
3 √n
295.74771920945
4 √n
71.31666944885
5 √n
30.377556859579
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-25868080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 25868081 can be divided by 6 positive divisors.
The sum of these divisors (counting 25868081) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1100010101011011100110001
3
Ternary
1210200020100002
4
Quaternary
1202223130301
5
Quinary
23110234311
6
Senary
2322235345
8
Octal
142533461
10
Decimal
25868081
12
Duodecimal
87b5b55
16
Hexadecimal
18ab731
20
Vigesimal
81da41
36
Base36
fefxt
md5
8f6fbcc4e32fac12d6f6afe157d86b29
sha1
81c5edf11fb501438091bec4da7fdd3edbb6fab0
sha256
689004a900f07c122489a092bef35aa5a7c9bb7c74c6fe26b6d1e5873aa81f05
sha512
b22e40b8bae086d6beced4c71381bb147dfb3db307f32bcc1a0cc2fcc1230052d7697bb5c8f16308784830dbd7cc43c2814aef2b224153754d5c09c9a90d03c0
ripemd-160
d1c51f18a2d0447115c4d4097a79f90f6880afe9
Diameter
51736162
Circumference
162533946.46413
Area
2.1022206461919E+15
Volume
7.2507218607419E+22
Surface area
8.4088825847676E+15
Circumference
162533946.46413
Perimeter
103472324
Area
669157614622561
Diagonal
36582990.982766
Surface area
4014945687735366
Volume
1.7309823376823E+22
Space diagonal
44804830.586307
Perimeter
77604243
Area
2.8975374669947E+14
Altitude
22402415.293154
Surface area
2.8975374669947E+14
Volume
2.0399822484822E+21
Height
12194330.327589