668742458 is an even 9-digits composite number following 668742457
and preceding 668742459 . In scientific notation, it is written as 6.68742458 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 332156700 positive integers (up to 668742458) that are relatively prime to 668742458.
668742458 has 8 divisors, whose sum is 1009757280
The reverse of 668742458 is 854247866
Previous prime number is 151
Is Prime? no Number parity even Number length 9 Sum of Digits 50 Digital Root 5
Name
six hundred sixty-eight million seven hundred forty-two thousand four hundred fifty-eight
Scientific notation
6.68742458 × 10^8
Engineering notation
6.68742458 × 10^6
Prime Factorization
2 × 151 × 2214379
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
668742458 Product of the distinct prime numbers
The prime factorization of 668742458 is 2 × 151 × 2214379.
Since it has a total of 3 prime factors.
3 , 5 , 56 , 29 , 442 , 1 , 9773 , 8655 , 90676 , 77441 , 876444 , 127621 , 927967 , 5055172 , 17186633 , 87690843 , 691955087 , 578870255 , 7173516616 , 4972457075
n×2
1337484916
n×3
2006227374
n×4
2674969832
n×5
3343712290
n÷2
334371229
n÷3
222914152.66667
n÷3
167185614.5
n÷5
133748491.6
n2
447216475131881764
n3
2.9907264483779E+26
n4
2.0000257562939E+35
n5
1.3375021403273E+44
2 √n25860.055259028
3 √n874.48621069478
4 √n160.81061923588
5 √n58.217262405874
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
-668742457 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 668742458 can be divided by 8 positive divisors.
The sum of these divisors (counting 668742458) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111110111000011001100111010
3
Ternary
1201121100122012012
4
Quaternary
213313003030322
5
Quinary
2332144224313
6
Senary
150205245522
8
Octal
4767031472
10
Decimal
668742458
12
Duodecimal
167b638a2
16
Hexadecimal
27dc333a
20
Vigesimal
a8jcg2i
36
Base36
b25gze
md5
fc89c9b16d83726d10bc86a19984d9fd
sha1
e674b5049c82ad4e84b845b1f312d24b2a158c69
sha256
35694d1757f64f445872cbf88084fe5193d3fb24be129d0638c984af3664c7f2
sha512
42fa683ea5665bc589101b81eb83abf9ffcb16baa18f1c701e46aa223db7731820fce5049bf5a96e37a3cd97a164ed3ff9073325ce00ca2fbf15ba850c73282e
ripemd-160
25c19ac498d6f311919061748473d711e66dcaf6
Diameter
1337484916
Circumference
4201832786.3928
Area
1.4049719928386E+18
Volume
1.2527525652161E+27
Surface area
5.6198879713546E+18
Circumference
4201832786.3928
Perimeter
2674969832
Area
447216475131881764
Diagonal
945744653.83832
Surface area
2683298850791290584
Volume
2.9907264483779E+26
Space diagonal
1158295914.4345
Perimeter
2006227374
Area
1.9365041422757E+17
Altitude
579147957.21725
Surface area
1.9365041422757E+17
Volume
3.5246049205366E+25
Height
315248217.94611