68249969 is an odd 8-digits composite number following 68249968
and preceding 68249970 . In scientific notation, it is written as 6.8249969 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 66797796 positive integers (up to 68249969) that are relatively prime to 68249969.
68249969 has 4 divisors, whose sum is 69702144
The reverse of 68249969 is 96994286
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
sixty-eight million two hundred forty-nine thousand nine hundred sixty-nine
Scientific notation
6.8249969 × 10^7
Engineering notation
6.8249969 × 10^6
Prime Factorization
47 × 1452127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68249969
Product of the distinct prime numbers
The prime factorization of 68249969 is 47 × 1452127.
Since it has a total of 2 prime factors.
8 , 6 , 16 , 75 , 159 , 515 , 6226 , 2679 , 35451 , 53632 , 918242 , 854488 , 3508303 , 6048008 , 88184793 , 70930154 , 986901422 , 655946140 , 4679522753 , 9648556180
n×2
136499938
n×3
204749907
n×4
272999876
n×5
341249845
n÷2
34124984.5
n÷3
22749989.666667
n÷3
17062492.25
n÷5
13649993.8
n2
4658058268500961
n3
3.1791233242538E+23
n4
2.169750683275E+31
n5
1.4808541687125E+39
2 √n
8261.3539447236
3 √n
408.66503940455
4 √n
90.891990542201
5 √n
36.88251194085
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68249968
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68249969 can be divided by 4 positive divisors.
The sum of these divisors (counting 68249969) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000100010110100101110001
3
Ternary
11202102110100122
4
Quaternary
10010112211301
5
Quinary
114432444334
6
Senary
10434500025
8
Octal
404264561
10
Decimal
68249969
12
Duodecimal
1aa34615
16
Hexadecimal
4116971
20
Vigesimal
116b4i9
36
Base36
14mu0h
md5
dc1c7a066ddc129149b0369e325b5ed2
sha1
0489f7636651a917e2dc205165d4ab09817f0c39
sha256
ce7a34883001a3624be6c15c2119035adf684badfa208c9b767b6bff1bdbbc7c
sha512
7e27897354b3f4f05c79e8df0371fa14e75a33b8464a6fd47d42c8ef021f9b17de163494a0e059f92c324c376d94c20989c23bab83f0f1bc96027545e8358a46
ripemd-160
57863ba62de64999241656d20200673cb80828aa
Diameter
136499938
Circumference
428827202.43626
Area
1.4633721636316E+16
Volume
1.3316680640442E+24
Surface area
5.8534886545263E+16
Circumference
428827202.43626
Perimeter
272999876
Area
4658058268500961
Diagonal
96520031.791343
Surface area
27948349611005766
Volume
3.1791233242538E+23
Space diagonal
118212413.923
Perimeter
204749907
Area
2.016998396415E+15
Altitude
59106206.9615
Surface area
2.016998396415E+15
Volume
3.7466327680137E+22
Height
32173343.930448