65656768 is an even 8-digits composite number following 65656767
and preceding 65656769 . In scientific notation, it is written as 6.5656768 × 10^7.
The sum of its digits is 49. It has a total of 7 prime factors and 14 positive divisors.
There are 32828352 positive integers (up to 65656768) that are relatively prime to 65656768.
65656768 has 14 divisors, whose sum is 130287776
The reverse of 65656768 is 86765656
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-five million six hundred fifty-six thousand seven hundred sixty-eight
Scientific notation
6.5656768 × 10^7
Engineering notation
6.5656768 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 1025887
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
2051774
Product of the distinct prime numbers
The prime factorization of 65656768 is 2 × 2 × 2 × 2 × 2 × 2 × 1025887.
Since it has a total of 7 prime factors.
5 , 8 , 12 , 75 , 285 , 531 , 5526 , 5182 , 92886 , 14103 , 919950 , 342201 , 989990 , 1479329 , 80115568 , 73655345 , 672768450 , 299829127 , 6453170450 , 2868403961
n×2
131313536
n×3
196970304
n×4
262627072
n×5
328283840
n÷2
32828384
n÷3
21885589.333333
n÷3
16414192
n÷5
13131353.6
n2
4310811184205824
n3
2.8303392981321E+23
n4
1.8583093065874E+31
n5
1.2201058301485E+39
2 √n
8102.8863993024
3 √n
403.42223723034
4 √n
90.016034123385
5 √n
36.597877580095
1 , 2 , 4 , 8 , 16 , 32 , 64 , 1025887 , 2051774 , 4103548 , 8207096 , 16414192 , 32828384 , 65656768
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-65656767
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
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
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 65656768 can be divided by 14 positive divisors.
The sum of these divisors (counting 65656768) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
11111010011101011111000000
3
Ternary
11120112201011011
4
Quaternary
3322131133000
5
Quinary
113302004033
6
Senary
10303130304
8
Octal
372353700
10
Decimal
65656768
12
Duodecimal
19ba3994
16
Hexadecimal
3e9d7c0
20
Vigesimal
10a71i8
36
Base36
133934
md5
dd35694c24e12f8ab65f71fc73cb3390
sha1
ec8fd55fb3f7f70cfb8501f0102c1acbc4376ac1
sha256
174c784f1d7ee38ebe8a68fabb2a01318a7851e75c7b43442d98a6012b4320ce
sha512
706d8d3cb74e7bb0834fb5b81410986adff536e215c917f47b4a88a0a1e0ed6ba3799fb984c1fb215495718463c2c3c5a33326fd2d5c491930b2cb2bbad7f611
ripemd-160
aefd20d8c05f139a61474549d7309158c9566245
Diameter
131313536
Circumference
412533640.0145
Area
1.3542812747314E+16
Volume
1.1855697528238E+24
Surface area
5.4171250989255E+16
Circumference
412533640.0145
Perimeter
262627072
Area
4310811184205824
Diagonal
92852691.767184
Surface area
25864867105234944
Volume
2.8303392981321E+23
Space diagonal
113720858.03676
Perimeter
196970304
Area
1.8666359982202E+15
Altitude
56860429.018381
Surface area
1.8666359982202E+15
Volume
3.3355868512799E+22
Height
30950897.255728