68291279 is an odd 8-digits composite number following 68291278
and preceding 68291280 . In scientific notation, it is written as 6.8291279 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 57395520 positive integers (up to 68291279) that are relatively prime to 68291279.
68291279 has 16 divisors, whose sum is 79580160
The reverse of 68291279 is 97219286
Previous prime number is 439
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-eight million two hundred ninety-one thousand two hundred seventy-nine
Scientific notation
6.8291279 × 10^7
Engineering notation
6.8291279 × 10^6
Prime Factorization
7 × 71 × 439 × 313
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68291279
Product of the distinct prime numbers
The prime factorization of 68291279 is 7 × 71 × 439 × 313.
Since it has a total of 4 prime factors.
4 , 3 , 96 , 49 , 82 , 507 , 321 , 9743 , 89058 , 526 , 517855 , 521405 , 5995672 , 9667651 , 61749216 , 35928894 , 110824134 , 514169799 , 2259615829 , 5541593712
n×2
136582558
n×3
204873837
n×4
273165116
n×5
341456395
n÷2
34145639.5
n÷3
22763759.666667
n÷3
17072819.75
n÷5
13658255.8
n2
4663698787455841
n3
3.1848995506611E+23
n4
2.1750086380117E+31
n5
1.4853412172587E+39
2 √n
8263.8537620168
3 √n
408.74747435212
4 √n
90.905741083921
5 √n
36.886975672752
1 , 7 , 71 , 313 , 439 , 497 , 2191 , 3073 , 22223 , 31169 , 137407 , 155561 , 218183 , 961849 , 9755897 , 68291279
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
-68291278
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 68291279 can be divided by 16 positive divisors.
The sum of these divisors (counting 68291279) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000100100000101011001111
3
Ternary
11202111120000122
4
Quaternary
10010200223033
5
Quinary
114440310104
6
Senary
10435415155
8
Octal
404405317
10
Decimal
68291279
12
Duodecimal
1aa544bb
16
Hexadecimal
4120acf
20
Vigesimal
116g83j
36
Base36
14npvz
md5
21fbe12d8b0ba4026234ca79bb1ca89a
sha1
2dda306949279740dc7eb3ab80403cab05f494bd
sha256
1806f194cd6928a9e149bed33a69d5d4836a8a3dbc5dd3fd2417feec5423e87b
sha512
3f35ccf458121b279c0f746f2f64129d9dbda0a7dbd55448f820320dc46d698bf5666a72e5a5ca414e2b7da2c034264f6b84dcfafaf9b466e582eb88bae59ea3
ripemd-160
9b9b69371170766b8efca820bbe447c78060e5cc
Diameter
136582558
Circumference
429086760.8213
Area
1.4651441849227E+16
Volume
1.3340876041038E+24
Surface area
5.8605767396908E+16
Circumference
429086760.8213
Perimeter
273165116
Area
4663698787455841
Diagonal
96578452.953605
Surface area
27982192724735046
Volume
3.1848995506611E+23
Space diagonal
118283964.94186
Perimeter
204873837
Area
2.0194408127677E+15
Altitude
59141982.470931
Surface area
2.0194408127677E+15
Volume
3.7534401161174E+22
Height
32192817.651202