68709439 is an odd 8-digits composite number following 68709438
and preceding 68709440 . In scientific notation, it is written as 6.8709439 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 66340120 positive integers (up to 68709439) that are relatively prime to 68709439.
68709439 has 4 divisors, whose sum is 71078760
The reverse of 68709439 is 93490786
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-eight million seven hundred nine thousand four hundred thirty-nine
Scientific notation
6.8709439 × 10^7
Engineering notation
6.8709439 × 10^6
Prime Factorization
29 × 2369291
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68709439
Product of the distinct prime numbers
The prime factorization of 68709439 is 29 × 2369291.
Since it has a total of 2 prime factors.
4 , 3 , 25 , 20 , 283 , 984 , 9327 , 9279 , 51484 , 60099 , 682832 , 947478 , 9802397 , 3328536 , 51658543 , 51626752 , 378114198 , 822947415 , 8754257296 , 7912042485
n×2
137418878
n×3
206128317
n×4
274837756
n×5
343547195
n÷2
34354719.5
n÷3
22903146.333333
n÷3
17177359.75
n÷5
13741887.8
n2
4720987007694721
n3
3.2437636882499E+23
n4
2.2287718326822E+31
n5
1.531376622826E+39
2 √n
8289.1156946926
3 √n
409.58005583928
4 √n
91.044580809034
5 √n
36.932038576762
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
-68709438
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 68709439 can be divided by 4 positive divisors.
The sum of these divisors (counting 68709439) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110000110110000111111
3
Ternary
11210021210122001
4
Quaternary
10012012300333
5
Quinary
120042200224
6
Senary
10452403131
8
Octal
406066077
10
Decimal
68709439
12
Duodecimal
1b0164a7
16
Hexadecimal
4186c3f
20
Vigesimal
1198dbj
36
Base36
14wojj
md5
60f44aa587db95fb66f2976e7f14945a
sha1
aa380d76c1d0cbf7038138e764b307fe3e5aab0f
sha256
64f675f3931fc972f4e742ad7f915e82fd766a5dd0a1d0668c4d1a59c1150053
sha512
2b6febaa504462511334646d7ad74dc5c619543a3fd1e99f583d718e9122549a84db25571a5d3d5e096d10f78a8f44718ea16c8a75c31c3416b109a573c06b03
ripemd-160
32b085ea59084362a2b0262bbcefe98e73448bf2
Diameter
137418878
Circumference
431714137.58935
Area
1.4831418101067E+16
Volume
1.3587445563983E+24
Surface area
5.9325672404266E+16
Circumference
431714137.58935
Perimeter
274837756
Area
4720987007694721
Diagonal
97169820.496847
Surface area
28325922046168326
Volume
3.2437636882499E+23
Space diagonal
119008239.30755
Perimeter
206128317
Area
2.0442473398E+15
Altitude
59504119.653777
Surface area
2.0442473398E+15
Volume
3.822812167547E+22
Height
32389940.165616