68805513 is an odd 8-digits composite number following 68805512
and preceding 68805514 . In scientific notation, it is written as 6.8805513 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 39317400 positive integers (up to 68805513) that are relatively prime to 68805513.
68805513 has 8 divisors, whose sum is 87372160
The reverse of 68805513 is 31550886
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
sixty-eight million eight hundred five thousand five hundred thirteen
Scientific notation
6.8805513 × 10^7
Engineering notation
6.8805513 × 10^6
Prime Factorization
9 × 7 × 1092151
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68805513
Product of the distinct prime numbers
The prime factorization of 68805513 is 9 × 7 × 1092151.
Since it has a total of 3 prime factors.
2 , 6 , 40 , 71 , 406 , 585 , 7741 , 8641 , 74174 , 54455 , 491923 , 94684 , 5297785 , 8394056 , 25373665 , 50072111 , 562716377 , 529022683 , 7684553887 , 2120358800
n×2
137611026
n×3
206416539
n×4
275222052
n×5
344027565
n÷2
34402756.5
n÷3
22935171
n÷3
17201378.25
n÷5
13761102.6
n2
4734198619193169
n3
3.2573896463748E+23
n4
2.2412636565971E+31
n5
1.5421129566042E+39
2 √n
8294.9088602588
3 √n
409.77086741004
4 √n
91.076390246094
5 √n
36.942360959988
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
-68805512
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 68805513 can be divided by 8 positive divisors.
The sum of these divisors (counting 68805513) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110011110001110001001
3
Ternary
11210110200102100
4
Quaternary
10012132032021
5
Quinary
120103234023
6
Senary
10454424013
8
Octal
406361611
10
Decimal
68805513
12
Duodecimal
1b062009
16
Hexadecimal
419e389
20
Vigesimal
11a0dfd
36
Base36
14yqo9
md5
1efcf6ed6d2759e003b26d1260a74a33
sha1
c4b7be68a457e42cf3896a3305b37926749511ec
sha256
43f3052b0733e974b56ae75b8bae79a588aed6eb0acdc48e4e90db8a1f2da553
sha512
23b8d2fdf256b82de7622b2d42910a9e04d26e4c3a7d52c10544079f53b83fa19649887f8af307da233a2f813883ed65e2782613b8cb388b2853df974733d6e4
ripemd-160
2646b912761194ac69933b0f743f5461aae3d0cf
Diameter
137611026
Circumference
432317788.33455
Area
1.4872923602692E+16
Volume
1.3644521843907E+24
Surface area
5.9491694410769E+16
Circumference
432317788.33455
Perimeter
275222052
Area
4734198619193169
Diagonal
97305689.650638
Surface area
28405191715159014
Volume
3.2573896463748E+23
Space diagonal
119174644.35684
Perimeter
206416539
Area
2.0499681353912E+15
Altitude
59587322.17842
Surface area
2.0499681353912E+15
Volume
3.8388705131974E+22
Height
32435229.883546