664756439 is an odd 9-digits composite number following 664756438
and preceding 664756440 . In scientific notation, it is written as 6.64756439 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 623881656 positive integers (up to 664756439) that are relatively prime to 664756439.
664756439 has 8 divisors, whose sum is 706285440
The reverse of 664756439 is 934657466
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
six hundred sixty-four million seven hundred fifty-six thousand four hundred thirty-nine
Scientific notation
6.64756439 × 10^8
Engineering notation
6.64756439 × 10^6
Prime Factorization
19 × 107 × 326983
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664756439
Product of the distinct prime numbers
The prime factorization of 664756439 is 19 × 107 × 326983.
Since it has a total of 3 prime factors.
7 , 8 , 36 , 60 , 23 , 744 , 5203 , 6358 , 84544 , 15403 , 969576 , 731229 , 9053083 , 176218 , 56640417 , 47931236 , 338091536 , 388164617 , 6916541408 , 7297058987
n×2
1329512878
n×3
1994269317
n×4
2659025756
n×5
3323782195
n÷2
332378219.5
n÷3
221585479.66667
n÷3
166189109.75
n÷5
132951287.8
n2
441901123191960721
n3
2.9375661704319E+26
n4
1.9527660267832E+35
n5
1.2981137901646E+44
2 √n
25782.871038734
3 √n
872.74529776172
4 √n
160.57045506174
5 √n
58.147695904994
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
-664756438
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 664756439 can be divided by 8 positive divisors.
The sum of these divisors (counting 664756439) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100111110110000011010111
3
Ternary
1201022212010101212
4
Quaternary
213213312003113
5
Quinary
2330134201224
6
Senary
145544012035
8
Octal
4747660327
10
Decimal
664756439
12
Duodecimal
16676101b
16
Hexadecimal
279f60d7
20
Vigesimal
a7eeb1j
36
Base36
azs1cn
md5
d35a67e90e82ca88f5c1331315ba76bf
sha1
17c7997acf8fd4104633612352f84d4dd4faf8c7
sha256
ad649c8a6719cf4da54cf46dc4e1b34a0a6ecda65a708d89e7d6d6a35f19066a
sha512
1b348104b1fb08a36ee4aaf25615a1a4fab7a61c9eac24ea3af2bb4cd1caa6f875c388f8e7728a72ff8e271b4eadeb0d6022906b07c27b7deb7391f35a507386
ripemd-160
74602a3df600454ae2d8f2826be3dc929a54cc75
Diameter
1329512878
Circumference
4176787890.3778
Area
1.3882733222329E+18
Volume
1.2304848400617E+27
Surface area
5.5530932889318E+18
Circumference
4176787890.3778
Perimeter
2659025756
Area
441901123191960721
Diagonal
940107571.70864
Surface area
2651406739151764326
Volume
2.9375661704319E+26
Space diagonal
1151391927.0066
Perimeter
1994269317
Area
1.9134879932256E+17
Altitude
575695963.50328
Surface area
1.9134879932256E+17
Volume
3.461954932161E+25
Height
313369190.56955