664440168 is an even 9-digits composite number following 664440167
and preceding 664440169 . In scientific notation, it is written as 6.64440168 × 10^8.
The sum of its digits is 39. It has a total of 5 prime factors and 16 positive divisors.
There are 189840000 positive integers (up to 664440168) that are relatively prime to 664440168.
664440168 has 16 divisors, whose sum is 1305150660
The reverse of 664440168 is 861044466
Previous prime number is 21
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
six hundred sixty-four million four hundred forty thousand one hundred sixty-eight
Scientific notation
6.64440168 × 10^8
Engineering notation
6.64440168 × 10^6
Prime Factorization
2 × 2 × 2 × 21 × 3955001
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
166110042
Product of the distinct prime numbers
The prime factorization of 664440168 is 2 × 2 × 2 × 21 × 3955001.
Since it has a total of 5 prime factors.
5 , 4 , 100 , 43 , 457 , 979 , 6998 , 52 , 77096 , 84561 , 295743 , 569842 , 8853459 , 978855 , 42126177 , 24472309 , 312064707 , 230877149 , 5819967237 , 3399557871
n×2
1328880336
n×3
1993320504
n×4
2657760672
n×5
3322200840
n÷2
332220084
n÷3
221480056
n÷3
166110042
n÷5
132888033.6
n2
441480736851868224
n3
2.9333753496262E+26
n4
1.9490524101127E+35
n5
1.2950287108161E+44
2 √n
25776.736954083
3 √n
872.60686720377
4 √n
160.55135301231
5 √n
58.142161868859
1 , 2 , 4 , 8 , 21 , 42 , 84 , 168 , 3955001 , 7910002 , 15820004 , 31640008 , 83055021 , 166110042 , 332220084 , 664440168
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
-664440167
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 664440168 can be divided by 16 positive divisors.
The sum of these divisors (counting 664440168) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111100110101000110101101000
3
Ternary
1201022021001120010
4
Quaternary
213212220311220
5
Quinary
2330044041133
6
Senary
145533131520
8
Octal
4746506550
10
Decimal
664440168
12
Duodecimal
166629ba0
16
Hexadecimal
279a8d68
20
Vigesimal
a7cf088
36
Base36
azl9bc
md5
c8367a415e2c2dd8c6822b6dd7b78a1b
sha1
ec8ed04c6107535f534b6cd9fd8ae664a869bc78
sha256
c2939f158a06be573973582b25fdb3f990407456f76d45dcbfa2f1be2c2f37cd
sha512
a0df82198e47679f47facd9e69cc38a8e2d4af5d2b11fc5c8c5567e065e4adee9fbdfb20fc14ef5933f9d4de4a3a1c17327aa8dafcef36f46a8eb1b37fb91304
ripemd-160
01ab9a30c8b767cddfb02d20ed5843284df68ace
Diameter
1328880336
Circumference
4174800701.0775
Area
1.3869526395952E+18
Volume
1.2287293931476E+27
Surface area
5.547810558381E+18
Circumference
4174800701.0775
Perimeter
2657760672
Area
441480736851868224
Diagonal
939660296.97106
Surface area
2648884421111209344
Volume
2.9333753496262E+26
Space diagonal
1150844129.5656
Perimeter
1993320504
Area
1.911667666976E+17
Altitude
575422064.7828
Surface area
1.911667666976E+17
Volume
3.4570160024769E+25
Height
313220098.99035