664698979 is an odd 9-digits composite number following 664698978
and preceding 664698980 . In scientific notation, it is written as 6.64698979 × 10^8.
The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors.
There are 569603016 positive integers (up to 664698979) that are relatively prime to 664698979.
664698979 has 8 divisors, whose sum is 759841280
The reverse of 664698979 is 979896466
Previous prime number is 17839
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 64
Digital Root 1
Name
six hundred sixty-four million six hundred ninety-eight thousand nine hundred seventy-nine
Scientific notation
6.64698979 × 10^8
Engineering notation
6.64698979 × 10^6
Prime Factorization
7 × 17839 × 5323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664698979
Product of the distinct prime numbers
The prime factorization of 664698979 is 7 × 17839 × 5323.
Since it has a total of 3 prime factors.
6 , 2 , 85 , 27 , 834 , 879 , 9588 , 4707 , 3629 , 81274 , 851895 , 184034 , 5176488 , 7495967 , 22762213 , 61507458 , 636517916 , 826763211 , 6613731393 , 5071790894
n×2
1329397958
n×3
1994096937
n×4
2658795916
n×5
3323494895
n÷2
332349489.5
n÷3
221566326.33333
n÷3
166174744.75
n÷5
132939795.8
n2
441824732683642441
n3
2.9368044871177E+26
n4
1.9520909441097E+35
n5
1.2975528574649E+44
2 √n
25781.75670896
3 √n
872.72015101282
4 √n
160.56698511512
5 √n
58.146690639927
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
-664698978
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 664698979 can be divided by 8 positive divisors.
The sum of these divisors (counting 664698979) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100111101000000001100011
3
Ternary
1201022202012120201
4
Quaternary
213213220001203
5
Quinary
2330130331404
6
Senary
145542450031
8
Octal
4747500143
10
Decimal
664698979
12
Duodecimal
166733917
16
Hexadecimal
279e8063
20
Vigesimal
a7e778j
36
Base36
azqt0j
md5
7c7043d30e660aa9473611cf8502996e
sha1
41c74f6e320994942c023d562f4e05545b628524
sha256
7616001a0c334f9f19d13c2f59cf2caf623eb9b1cf4a6047a0a27c12e7c93dda
sha512
db67da616bd50e7ad165fa2c4d5be5d6ce370b99d2aa1021e1d099c3baea62fc7e9c175958d8d78c888f068c05d88592a1dd5ece39788bbb9bae17b56fa11d18
ripemd-160
d057e3d49f272286cc0a45c284ee1dc705e6f0bd
Diameter
1329397958
Circumference
4176426858.5501
Area
1.3880333343732E+18
Volume
1.2301657869011E+27
Surface area
5.5521333374928E+18
Circumference
4176426858.5501
Perimeter
2658795916
Area
441824732683642441
Diagonal
940026310.99735
Surface area
2650948396101854646
Volume
2.9368044871177E+26
Space diagonal
1151292403.3672
Perimeter
1994096937
Area
1.9131572126215E+17
Altitude
575646201.68358
Surface area
1.9131572126215E+17
Volume
3.4610572797666E+25
Height
313342103.66578