68442910 is an even 8-digits composite number following 68442909
and preceding 68442911 . In scientific notation, it is written as 6.8442910 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 27351136 positive integers (up to 68442910) that are relatively prime to 68442910.
68442910 has 16 divisors, whose sum is 123314400
The reverse of 68442910 is 01924486
Previous prime number is 1319
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-eight million four hundred forty-two thousand nine hundred ten
Scientific notation
6.8442910 × 10^7
Engineering notation
6.8442910 × 10^6
Prime Factorization
2 × 5 × 1319 × 5189
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68442910
Product of the distinct prime numbers
The prime factorization of 68442910 is 2 × 5 × 1319 × 5189.
Since it has a total of 4 prime factors.
5 , 3 , 69 , 93 , 285 , 421 , 8770 , 1188 , 27271 , 89521 , 83713 , 325533 , 5982248 , 1653610 , 4163957 , 84305138 , 664381239 , 105423292 , 530777297 , 3577671552
n×2
136885820
n×3
205328730
n×4
273771640
n×5
342214550
n÷2
34221455
n÷3
22814303.333333
n÷3
17110727.5
n÷5
13688582
n2
4684431929268100
n3
3.2061615293602E+23
n4
2.1943902499946E+31
n5
1.5019045438526E+39
2 √n
8273.0230266814
3 √n
409.04977245918
4 √n
90.95615991609
5 √n
36.903341592764
1 , 2 , 5 , 10 , 1319 , 2638 , 5189 , 6595 , 10378 , 13190 , 25945 , 51890 , 6844291 , 13688582 , 34221455 , 68442910
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
-68442909
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 68442910 can be divided by 16 positive divisors.
The sum of these divisors (counting 68442910) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000101000101101100011110
3
Ternary
11202210021000121
4
Quaternary
10011011230132
5
Quinary
120010133120
6
Senary
10442545154
8
Octal
405055436
10
Decimal
68442910
12
Duodecimal
1ab081ba
16
Hexadecimal
4145b1e
20
Vigesimal
117f75a
36
Base36
14qyvy
md5
72bbe9fa43ab10343ffdd27de9b49e3a
sha1
242e57b87433b55aa5158aa819b35c61633de821
sha256
1da5698d73f2a32feed3c21c9a6357b96f56dab171c97299edab8f2691d560ca
sha512
4991dfaf8506892cebf9709d5b4fdf4eb4fa82458386992b7e968611a53b8d9b3091745614e16c616ff9fab47f853c6e4d6738964df0d5e92bf519f8de96dfef
ripemd-160
eaeb400368c9d995b39e4bb5d62d9f9446959cce
Diameter
136885820
Circumference
430039486.49261
Area
1.471657693523E+16
Volume
1.3429938009147E+24
Surface area
5.886630774092E+16
Circumference
430039486.49261
Perimeter
273771640
Area
4684431929268100
Diagonal
96792891.570281
Surface area
28106591575608600
Volume
3.2061615293602E+23
Space diagonal
118546597.53786
Perimeter
205328730
Area
2.0284185265226E+15
Altitude
59273298.768932
Surface area
2.0284185265226E+15
Volume
3.7784975983168E+22
Height
32264297.190094