68831729 is an odd 8-digits composite number following 68831728
and preceding 68831730 . In scientific notation, it is written as 6.8831729 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 65871360 positive integers (up to 68831729) that are relatively prime to 68831729.
68831729 has 4 divisors, whose sum is 68864484
The reverse of 68831729 is 92713886
Previous prime number is 2257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-eight million eight hundred thirty-one thousand seven hundred twenty-nine
Scientific notation
6.8831729 × 10^7
Engineering notation
6.8831729 × 10^6
Prime Factorization
2257 × 30497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68831729
Product of the distinct prime numbers
The prime factorization of 68831729 is 2257 × 30497.
Since it has a total of 2 prime factors.
3 , 6 , 47 , 21 , 856 , 783 , 2531 , 3631 , 64240 , 37775 , 989841 , 649326 , 3923251 , 488591 , 76392435 , 84003641 , 569891782 , 503112264 , 1292484615 , 2464295206
n×2
137663458
n×3
206495187
n×4
275326916
n×5
344158645
n÷2
34415864.5
n÷3
22943909.666667
n÷3
17207932.25
n÷5
13766345.8
n2
4737806917129441
n3
3.2611144177418E+23
n4
2.2446814384E+31
n5
1.5450530445928E+39
2 √n
8296.488956179
3 √n
409.82290388464
4 √n
91.085064396854
5 √n
36.94517565702
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68831728
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68831729 can be divided by 4 positive divisors.
The sum of these divisors (counting 68831729) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110100100100111110001
3
Ternary
11210112000101022
4
Quaternary
10012210213301
5
Quinary
120110103404
6
Senary
10455145225
8
Octal
406444761
10
Decimal
68831729
12
Duodecimal
1b075215
16
Hexadecimal
41a49f1
20
Vigesimal
11a3j69
36
Base36
14zawh
md5
5e731407e618729e0f6425efb55a1028
sha1
0b5b51c9aeea1c56bc23728615eede231ab0cf34
sha256
097610ffc24f50f02bc79f77f37898a172cb71ef1d6376d2227f2ea748b12f7b
sha512
ec678ee2e2a011aade95f1c296e1be28fd3eeed7513f9afb9624111bb69a84ab73875c692d71c50061f18e6a03847c35bffb2c08684b5d23573e785a4c279734
ripemd-160
3ef97e9a9528dfe8497641941689679ab7851733
Diameter
137663458
Circumference
432482508.32057
Area
1.4884259404981E+16
Volume
1.3660124129724E+24
Surface area
5.9537037619923E+16
Circumference
432482508.32057
Perimeter
275326916
Area
4737806917129441
Diagonal
97342764.673389
Surface area
28426841502776646
Volume
3.2611144177418E+23
Space diagonal
119220051.80081
Perimeter
206495187
Area
2.0515305742299E+15
Altitude
59610025.900406
Surface area
2.0515305742299E+15
Volume
3.8432601983507E+22
Height
32447588.224463