79668728 is an even 8-digits composite number following 79668727
and preceding 79668729 . In scientific notation, it is written as 7.9668728 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 8 positive divisors.
There are 39834360 positive integers (up to 79668728) that are relatively prime to 79668728.
79668728 has 8 divisors, whose sum is 149378880
The reverse of 79668728 is 82786697
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-nine million six hundred sixty-eight thousand seven hundred twenty-eight
Scientific notation
7.9668728 × 10^7
Engineering notation
7.9668728 × 10^6
Prime Factorization
2 × 2 × 2 × 9958591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19917182
Product of the distinct prime numbers
The prime factorization of 79668728 is 2 × 2 × 2 × 9958591.
Since it has a total of 4 prime factors.
2 , 3 , 29 , 87 , 781 , 259 , 9901 , 5455 , 68385 , 50031 , 841323 , 76707 , 796664 , 5154125 , 49255092 , 46818884 , 735262217 , 105255639 , 7414777382 , 2446378615
n×2
159337456
n×3
239006184
n×4
318674912
n×5
398343640
n÷2
39834364
n÷3
26556242.666667
n÷3
19917182
n÷5
15933745.6
n2
6347106221137984
n3
5.0566587911895E+23
n4
4.0285757382409E+31
n5
3.2095150471731E+39
2 √n
8925.7340314397
3 √n
430.29136193415
4 √n
94.476102964928
5 √n
38.041495054513
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
-79668727
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 79668728 can be divided by 8 positive divisors.
The sum of these divisors (counting 79668728) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101111111010010111111000
3
Ternary
12112220120221122
4
Quaternary
10233322113320
5
Quinary
130343344403
6
Senary
11523324412
8
Octal
457722770
10
Decimal
79668728
12
Duodecimal
22820708
16
Hexadecimal
4bfa5f8
20
Vigesimal
14hibg8
36
Base36
1bfks8
md5
17c49c778f5d70fe2a5e6e599156e037
sha1
862f72e3b5fc681a68abc924dff65cc94f999efc
sha256
c1da00a584dd4b1ba69cc43521e2f8f937592f355aea188b3a7288faff92374e
sha512
202f020dde50358eff7ba3fdbbec40c2996875374cc0cc6b7bae7d3dc286ee50cf5f492bfd1f7ac2b9424b015d23ebeeeafc1c21c0f9d3c0dd9d57371c473979
ripemd-160
4bbc37d93e023ffb5560401fd463c5c20de006d6
Diameter
159337456
Circumference
500573381.21129
Area
1.9940022275881E+16
Volume
2.1181282813482E+24
Surface area
7.9760089103525E+16
Circumference
500573381.21129
Perimeter
318674912
Area
6347106221137984
Diagonal
112668595.63461
Surface area
38082637326827904
Volume
5.0566587911895E+23
Space diagonal
137990284.67039
Perimeter
239006184
Area
2.7483776140119E+15
Altitude
68995142.335193
Surface area
2.7483776140119E+15
Volume
5.9593295356611E+22
Height
37556198.544871