68385910 is an even 8-digits composite number following 68385909
and preceding 68385911 . In scientific notation, it is written as 6.8385910 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 26583648 positive integers (up to 68385910) that are relatively prime to 68385910.
68385910 has 16 divisors, whose sum is 123380496
The reverse of 68385910 is 01958386
Previous prime number is 15437
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-eight million three hundred eighty-five thousand nine hundred ten
Scientific notation
6.8385910 × 10^7
Engineering notation
6.8385910 × 10^6
Prime Factorization
2 × 5 × 15437 × 443
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68385910
Product of the distinct prime numbers
The prime factorization of 68385910 is 2 × 5 × 15437 × 443.
Since it has a total of 4 prime factors.
7 , 3 , 32 , 99 , 34 , 864 , 3421 , 7337 , 49473 , 76955 , 530989 , 910305 , 7323796 , 1459261 , 52815643 , 7641496 , 173376847 , 260883440 , 5623901290 , 3536819413
n×2
136771820
n×3
205157730
n×4
273543640
n×5
341929550
n÷2
34192955
n÷3
22795303.333333
n÷3
17096477.5
n÷5
13677182
n2
4676632686528100
n3
3.1981578200397E+23
n4
2.1870893284703E+31
n5
1.4956609397873E+39
2 √n
8269.5773773513
3 √n
408.93618722156
4 √n
90.937216679153
5 √n
36.897192843258
1 , 2 , 5 , 10 , 443 , 886 , 2215 , 4430 , 15437 , 30874 , 77185 , 154370 , 6838591 , 13677182 , 34192955 , 68385910
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
-68385909
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 68385910 can be divided by 16 positive divisors.
The sum of these divisors (counting 68385910) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000100110111110001110110
3
Ternary
11202200100211111
4
Quaternary
10010313301312
5
Quinary
120001322120
6
Senary
10441425234
8
Octal
404676166
10
Decimal
68385910
12
Duodecimal
1aa9b21a
16
Hexadecimal
4137c76
20
Vigesimal
11784fa
36
Base36
14pqwm
md5
360201fde4af25da3740c1ec7353e7c2
sha1
6e5d9fe0550b461ca71deb48999d47dac08aa31a
sha256
130efef6b317c78a8abbd9b55b5406e0110067d951a9127d8bcad8afe64c9136
sha512
d137ad60ba3040c57e24251f1b0e424882bbd518f3a3baeae47755ec79ad5a8348bd55435fa38babfc34a080ef1fc48d455e11614d6013df9b92453798445687
ripemd-160
51fdcc5dc72392af8e90f680242e39d5dd2ebdac
Diameter
136771820
Circumference
429681344.93011
Area
1.4692074891535E+16
Volume
1.3396412149943E+24
Surface area
5.8768299566138E+16
Circumference
429681344.93011
Perimeter
273543640
Area
4676632686528100
Diagonal
96712281.397226
Surface area
28059796119168600
Volume
3.1981578200397E+23
Space diagonal
118447870.64183
Perimeter
205157730
Area
2.025041355351E+15
Altitude
59223935.320916
Surface area
2.025041355351E+15
Volume
3.7690651364247E+22
Height
32237427.132409