68091439 is an odd 8-digits composite number following 68091438
and preceding 68091440 . In scientific notation, it is written as 6.8091439 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 62742816 positive integers (up to 68091439) that are relatively prime to 68091439.
68091439 has 8 divisors, whose sum is 73458560
The reverse of 68091439 is 93419086
Previous prime number is 607
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-eight million ninety-one thousand four hundred thirty-nine
Scientific notation
6.8091439 × 10^7
Engineering notation
6.8091439 × 10^6
Prime Factorization
13 × 607 × 8629
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68091439
Product of the distinct prime numbers
The prime factorization of 68091439 is 13 × 607 × 8629.
Since it has a total of 3 prime factors.
1 , 2 , 80 , 44 , 789 , 343 , 822 , 7742 , 79965 , 12518 , 464456 , 514 , 3054261 , 2749505 , 64078132 , 8047544 , 615459485 , 516212214 , 956142632 , 8410673159
n×2
136182878
n×3
204274317
n×4
272365756
n×5
340457195
n÷2
34045719.5
n÷3
22697146.333333
n÷3
17022859.75
n÷5
13618287.8
n2
4636444065090721
n3
3.1570214823504E+23
n4
2.1496613568715E+31
n5
1.4637353515207E+39
2 √n
8251.7536923978
3 √n
408.34838043491
4 √n
90.839163868883
5 √n
36.865361970521
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
-68091438
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 68091439 can be divided by 8 positive divisors.
The sum of these divisors (counting 68091439) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000011101111111000101111
3
Ternary
11202010101220011
4
Quaternary
10003233320233
5
Quinary
114412411224
6
Senary
10431234051
8
Octal
403577057
10
Decimal
68091439
12
Duodecimal
1a978927
16
Hexadecimal
40efe2f
20
Vigesimal
115b8bj
36
Base36
14jfov
md5
962bc9b28bfce1c534917c73322cd2cb
sha1
29c9a131c80448b95ffd01918102f0f9dafa15d8
sha256
a17c3bb24f691880bdfbbc5bb115085e3729612ebaf451b42507637614ac6b52
sha512
9ad5743981587dae4d4802f3f7337fa2cbe9dbf1f71aa73d30ea31b24ba538f179be8f1354edd0e77114cf2041ebe4ac1340a7d403f4cc7b1e3bffedf9d27e0b
ripemd-160
733efbb5e1c6d79b707c07b3d88bb3093f19ad1f
Diameter
136182878
Circumference
427831129.06952
Area
1.4565818613669E+16
Volume
1.3224100661569E+24
Surface area
5.8263274454676E+16
Circumference
427831129.06952
Perimeter
272365756
Area
4636444065090721
Diagonal
96295836.5153
Surface area
27818664390544326
Volume
3.1570214823504E+23
Space diagonal
117937831.90848
Perimeter
204274317
Area
2.0076391717971E+15
Altitude
58968915.954238
Surface area
2.0076391717971E+15
Volume
3.7205854975359E+22
Height
32098612.171767