68709505 is an odd 8-digits composite number following 68709504
and preceding 68709506 . In scientific notation, it is written as 6.8709505 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 54146928 positive integers (up to 68709505) that are relatively prime to 68709505.
68709505 has 8 divisors, whose sum is 83682432
The reverse of 68709505 is 50590786
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-eight million seven hundred nine thousand five hundred five
Scientific notation
6.8709505 × 10^7
Engineering notation
6.8709505 × 10^6
Prime Factorization
5 × 67 × 205103
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68709505
Product of the distinct prime numbers
The prime factorization of 68709505 is 5 × 67 × 205103.
Since it has a total of 3 prime factors.
7 , 10 , 47 , 23 , 410 , 987 , 635 , 3454 , 79654 , 79333 , 919985 , 79554 , 2102292 , 9772579 , 54051427 , 77428934 , 705521921 , 138649561 , 9795660119 , 9967081240
n×2
137419010
n×3
206128515
n×4
274838020
n×5
343547525
n÷2
34354752.5
n÷3
22903168.333333
n÷3
17177376.25
n÷5
13741901
n2
4720996077345025
n3
3.2437730358132E+23
n4
2.2287803962307E+31
n5
1.5313839777872E+39
2 √n
8289.119675816
3 √n
409.58018698222
4 √n
91.044602672624
5 √n
36.932045671896
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
-68709504
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 68709505 can be divided by 8 positive divisors.
The sum of these divisors (counting 68709505) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110000110110010000001
3
Ternary
11210021210201111
4
Quaternary
10012012302001
5
Quinary
120042201010
6
Senary
10452403321
8
Octal
406066201
10
Decimal
68709505
12
Duodecimal
1b016541
16
Hexadecimal
4186c81
20
Vigesimal
1198df5
36
Base36
14wold
md5
15d18742e254d59d57c545209bd72909
sha1
60302301272fbd40c8089ee7eef3384035251c7a
sha256
39a91559f41aa838a503b09e16870c25d501a569715fcdf86c807a14da10256a
sha512
5521463475c4bf99ad705efdf417935882288dd6920c4b275a6ba15942bccfddb06d273781504a987afd1de1dbbb59f1db2133b1a689f7eb0919abf76ff8f71c
ripemd-160
0f3d4dabf050ded09f6135795ba7145061d8ed85
Diameter
137419010
Circumference
431714552.27958
Area
1.4831446594213E+16
Volume
1.3587484718964E+24
Surface area
5.9325786376853E+16
Circumference
431714552.27958
Perimeter
274838020
Area
4720996077345025
Diagonal
97169913.834942
Surface area
28325976464070150
Volume
3.2437730358132E+23
Space diagonal
119008353.62291
Perimeter
206128515
Area
2.0442512670737E+15
Altitude
59504176.811454
Surface area
2.0442512670737E+15
Volume
3.822823183756E+22
Height
32389971.278314