268405965 is an odd 9-digits composite number following 268405964
and preceding 268405966 . In scientific notation, it is written as 2.68405965 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 142599264 positive integers (up to 268405965) that are relatively prime to 268405965.
268405965 has 16 divisors, whose sum is 383201280
The reverse of 268405965 is 569504862
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
two hundred sixty-eight million four hundred five thousand nine hundred sixty-five
Scientific notation
2.68405965 × 10^8
Engineering notation
2.68405965 × 10^6
Prime Factorization
15 × 3 × 263 × 22679
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
268405965
Product of the distinct prime numbers
The prime factorization of 268405965 is 15 × 3 × 263 × 22679.
Since it has a total of 4 prime factors.
4 , 9 , 88 , 64 , 297 , 505 , 1522 , 2661 , 46949 , 66456 , 897014 , 561929 , 8722038 , 5993475 , 29858889 , 77765905 , 31936874 , 45990227 , 9216044655 , 1506068101
n×2
536811930
n×3
805217895
n×4
1073623860
n×5
1342029825
n÷2
134202982.5
n÷3
89468655
n÷3
67101491.25
n÷5
53681193
n2
72041762047581225
n3
1.9336438662681E+25
n4
5.1900154789203E+33
n5
1.3930311129845E+42
2 √n
16383.099981383
3 √n
645.05595332154
4 √n
127.996484254
5 √n
48.501864350513
1 , 3 , 15 , 45 , 263 , 789 , 3945 , 11835 , 22679 , 68037 , 340185 , 1020555 , 5964577 , 17893731 , 89468655 , 268405965
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-268405964
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 268405965 can be divided by 16 positive divisors.
The sum of these divisors (counting 268405965) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1111111111111000110011001101
3
Ternary
200201001102202200
4
Quaternary
33333320303031
5
Quinary
1022202442330
6
Senary
42344512113
8
Octal
1777706315
10
Decimal
268405965
12
Duodecimal
75a7b639
16
Hexadecimal
fff8ccd
20
Vigesimal
43haei5
36
Base36
4fsvd9
md5
953d7e17beffc309c25d5295b7dd0e6b
sha1
b4e907dd02ec71d32be7891f2ac9e01a86705f33
sha256
920452ed7449c81bfc24f79d19d562afad3d01b0b424a02e68e5be7d7e184a9c
sha512
d33b211efaa82e4b9995a6dd140cc10040b4304168953cd462957fcf7e156eeecbf711a4fef369f92bda276c2cb4e9c912c837a8247b5d40d3733c7a32cd4cc5
ripemd-160
8fb6f3c74ef64ccefdee697b15a56802382d599c
Diameter
536811930
Circumference
1686444415.6474
Area
2.2632587040035E+17
Volume
8.0996284865693E+25
Surface area
9.0530348160138E+17
Circumference
1686444415.6474
Perimeter
1073623860
Area
72041762047581225
Diagonal
379583355.92484
Surface area
432250572285487350
Volume
1.9336438662681E+25
Space diagonal
464892768.43455
Perimeter
805217895
Area
3.1194998033299E+16
Altitude
232446384.21728
Surface area
3.1194998033299E+16
Volume
2.2788211503966E+24
Height
126527785.30828