68699690 is an even 8-digits composite number following 68699689
and preceding 68699691 . In scientific notation, it is written as 6.8699690 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 27479872 positive integers (up to 68699690) that are relatively prime to 68699690.
68699690 has 8 divisors, whose sum is 123659460
The reverse of 68699690 is 09699686
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
sixty-eight million six hundred ninety-nine thousand six hundred ninety
Scientific notation
6.8699690 × 10^7
Engineering notation
6.8699690 × 10^6
Prime Factorization
2 × 5 × 6869969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68699690
Product of the distinct prime numbers
The prime factorization of 68699690 is 2 × 5 × 6869969.
Since it has a total of 3 prime factors.
4 , 10 , 13 , 61 , 796 , 848 , 3522 , 2284 , 15733 , 54483 , 765970 , 806179 , 5399777 , 5506011 , 85576933 , 32480320 , 126530443 , 399435772 , 407024460 , 886638319
n×2
137399380
n×3
206099070
n×4
274798760
n×5
343498450
n÷2
34349845
n÷3
22899896.666667
n÷3
17174922.5
n÷5
13739938
n2
4719647406096100
n3
3.2423831370811E+23
n4
2.227507163787E+31
n5
1.5302905162494E+39
2 √n
8288.527613515
3 √n
409.56068351388
4 √n
91.041351118681
5 √n
36.930990479482
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
-68699689
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 68699690 can be divided by 8 positive divisors.
The sum of these divisors (counting 68699690) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110000100011000101010
3
Ternary
11210021022020222
4
Quaternary
10012010120222
5
Quinary
120041342230
6
Senary
10452250042
8
Octal
406043052
10
Decimal
68699690
12
Duodecimal
1b010922
16
Hexadecimal
418462a
20
Vigesimal
119794a
36
Base36
14wh0q
md5
d44dc39164ab55e40351cf4a13444681
sha1
438ae7b068ca7b891bd86fc3f5db0be65ab0ba35
sha256
a4306ca7965df87e1e6c7d8dd42b09adabdfd7a333f86337d9a96758e87e15c6
sha512
e7be96d8cdf06a78cf6f1e65702294e2901f7bb7028780e4f19224fceb135a7198167e4a4b5429cc51c95ccc686d7ec2d57541ee6b95d3bd666c722e5f0aaeb8
ripemd-160
4a7cbfbbc3bd8c7a2ba5df841705131106995f1c
Diameter
137399380
Circumference
431652882.81579
Area
1.4827209618526E+16
Volume
1.358166272477E+24
Surface area
5.9308838474103E+16
Circumference
431652882.81579
Perimeter
274798760
Area
4719647406096100
Diagonal
97156033.328827
Surface area
28317884436576600
Volume
3.2423831370811E+23
Space diagonal
118991353.54423
Perimeter
206099070
Area
2.0436672752923E+15
Altitude
59495676.772116
Surface area
2.0436672752923E+15
Volume
3.8211851723915E+22
Height
32385344.442942