664659817 is an odd 9-digits composite number following 664659816
and preceding 664659818 . In scientific notation, it is written as 6.64659817 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 653672448 positive integers (up to 664659817) that are relatively prime to 664659817.
664659817 has 8 divisors, whose sum is 675699624
The reverse of 664659817 is 718956466
Previous prime number is 353
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
six hundred sixty-four million six hundred fifty-nine thousand eight hundred seventeen
Scientific notation
6.64659817 × 10^8
Engineering notation
6.64659817 × 10^6
Prime Factorization
73 × 353 × 25793
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664659817
Product of the distinct prime numbers
The prime factorization of 664659817 is 73 × 353 × 25793.
Since it has a total of 3 prime factors.
3 , 3 , 42 , 57 , 811 , 493 , 3007 , 3584 , 66823 , 39117 , 75308 , 149865 , 7615721 , 7783807 , 215443 , 52380339 , 101168479 , 641622150 , 9904854490 , 1227051400
n×2
1329319634
n×3
1993979451
n×4
2658639268
n×5
3323299085
n÷2
332329908.5
n÷3
221553272.33333
n÷3
166164954.25
n÷5
132931963.4
n2
441772672334473489
n3
2.9362854354943E+26
n4
1.9516309402154E+35
n5
1.2971706635751E+44
2 √n
25780.997207245
3 √n
872.70301135568
4 √n
160.56462003581
5 √n
58.146005459285
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
-664659816
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 664659817 can be divided by 8 positive divisors.
The sum of these divisors (counting 664659817) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100111011110011101101001
3
Ternary
1201022200012212021
4
Quaternary
213213132131221
5
Quinary
2330123103232
6
Senary
145541544441
8
Octal
4747363551
10
Decimal
664659817
12
Duodecimal
166715121
16
Hexadecimal
279de769
20
Vigesimal
a7e29ah
36
Base36
azpysp
md5
70551b78189e70b2af6087dc9ac6f374
sha1
99c5c73b9a22123e115e13b3350b77b376b499eb
sha256
bec242cee127fad8dbd0c0b5a9db34946787ed8e4b29717649a2c0546b0a39bf
sha512
2c6127940f16478dfe65fb17d99ce8beb7e5d75e5694ec42e2890fdbf5bfd014de85d8ab73b4b55ef670f40b6ee98414dbb000d435f6473a1025ed7a6dd90d70
ripemd-160
e9a1d0376af25ff52d04c7b08ebddc6d53813bbf
Diameter
1329319634
Circumference
4176180796.4471
Area
1.3878697819627E+18
Volume
1.2299483670656E+27
Surface area
5.5514791278509E+18
Circumference
4176180796.4471
Perimeter
2658639268
Area
441772672334473489
Diagonal
939970927.56582
Surface area
2650636034006840934
Volume
2.9362854354943E+26
Space diagonal
1151224572.7934
Perimeter
1993979451
Area
1.912931784697E+17
Altitude
575612286.39672
Surface area
1.912931784697E+17
Volume
3.4604455715622E+25
Height
313323642.52194