668407792 is an even 9-digits composite number following 668407791
and preceding 668407793 . In scientific notation, it is written as 6.68407792 × 10^8.
The sum of its digits is 49. It has a total of 6 prime factors and 20 positive divisors.
There are 308495808 positive integers (up to 668407792) that are relatively prime to 668407792.
668407792 has 20 divisors, whose sum is 1394659000
The reverse of 668407792 is 297704866
Previous prime number is 13
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
six hundred sixty-eight million four hundred seven thousand seven hundred ninety-two
Scientific notation
6.68407792 × 10^8
Engineering notation
6.68407792 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 13 × 3213499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
83550974
Product of the distinct prime numbers
The prime factorization of 668407792 is 2 × 2 × 2 × 2 × 13 × 3213499.
Since it has a total of 6 prime factors.
3 , 10 , 34 , 27 , 988 , 246 , 8340 , 1454 , 95199 , 21930 , 264293 , 901003 , 6080823 , 5616692 , 79054546 , 13360286 , 429455156 , 646027729 , 8401717118 , 6003240243
n×2
1336815584
n×3
2005223376
n×4
2673631168
n×5
3342038960
n÷2
334203896
n÷3
222802597.33333
n÷3
167101948
n÷5
133681558.4
n2
446768976406315264
n3
2.9862386505385E+26
n4
1.9960251827915E+35
n5
1.334158785206E+44
2 √n
25853.583736109
3 √n
874.34031016558
4 √n
160.79049641104
5 √n
58.211434380636
1 , 2 , 4 , 8 , 13 , 16 , 26 , 52 , 104 , 208 , 3213499 , 6426998 , 12853996 , 25707992 , 41775487 , 51415984 , 83550974 , 167101948 , 334203896 , 668407792
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
-668407791
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 668407792 can be divided by 20 positive divisors.
The sum of these divisors (counting 668407792) is 1, the average is 0.05.
Base
System
Value
2
Binary
100111110101110001011111110000
3
Ternary
1201120201122010011
4
Quaternary
213311301133300
5
Quinary
2332103022132
6
Senary
150154144304
8
Octal
4765613760
10
Decimal
668407792
12
Duodecimal
167a22094
16
Hexadecimal
27d717f0
20
Vigesimal
a8haj9c
36
Base36
b1yar4
md5
fd1446c601b1ab1c9449d9cf84d8e404
sha1
6727db7560e6a0faf0d126753bd2082a8bde7859
sha256
4258e2940742ceb80aa8ab2344020beb6c9e219ca1ccace5265e00be1817c319
sha512
b702cee7340ace3cb037706949c3477c75be0103c84ab044529546f1d5134c0464b23958f2c6240d4a549d9c4dd1e5449c15e25c47342a0483d81b4dece7d25d
ripemd-160
8fc22228d52e185b3c8d94996ba6bc657cb1d8c4
Diameter
1336815584
Circumference
4199730017.8987
Area
1.4035661341299E+18
Volume
1.250872720853E+27
Surface area
5.6142645365196E+18
Circumference
4199730017.8987
Perimeter
2673631168
Area
446768976406315264
Diagonal
945271364.64225
Surface area
2680613858437891584
Volume
2.9862386505385E+26
Space diagonal
1157716255.9189
Perimeter
2005223376
Area
1.9345664159532E+17
Altitude
578858127.95947
Surface area
1.9345664159532E+17
Volume
3.5193160000618E+25
Height
315090454.88075