68096781 is an odd 8-digits composite number following 68096780
and preceding 68096782 . In scientific notation, it is written as 6.8096781 × 10^7.
The sum of its digits is 45. It has a total of 6 prime factors and 20 positive divisors.
There are 42712704 positive integers (up to 68096781) that are relatively prime to 68096781.
68096781 has 20 divisors, whose sum is 102111900
The reverse of 68096781 is 18769086
Previous prime number is 289
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-eight million ninety-six thousand seven hundred eighty-one
Scientific notation
6.8096781 × 10^7
Engineering notation
6.8096781 × 10^6
Prime Factorization
3 × 3 × 3 × 3 × 289 × 2909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2522103
Product of the distinct prime numbers
The prime factorization of 68096781 is 3 × 3 × 3 × 3 × 289 × 2909.
Since it has a total of 6 prime factors.
4 , 1 , 75 , 73 , 345 , 740 , 9108 , 4745 , 83031 , 49475 , 906083 , 781572 , 1167086 , 6363320 , 20726662 , 77206238 , 525842303 , 499889226 , 6423791630 , 6055035185
n×2
136193562
n×3
204290343
n×4
272387124
n×5
340483905
n÷2
34048390.5
n÷3
22698927
n÷3
17024195.25
n÷5
13619356.2
n2
4637171582561961
n3
3.1577645771715E+23
n4
2.150336028612E+31
n5
1.464309616168E+39
2 √n
8252.077374819
3 √n
408.35905891881
4 √n
90.840945475149
5 √n
36.865940394437
1 , 3 , 9 , 27 , 81 , 289 , 867 , 2601 , 2909 , 7803 , 8727 , 23409 , 26181 , 78543 , 235629 , 840701 , 2522103 , 7566309 , 22698927 , 68096781
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68096780
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68096781 can be divided by 20 positive divisors.
The sum of these divisors (counting 68096781) is 1, the average is 0.05.
Base
System
Value
2
Binary
100000011110001001100001101
3
Ternary
11202010200020000
4
Quaternary
10003301030031
5
Quinary
114413044111
6
Senary
10431314513
8
Octal
403611415
10
Decimal
68096781
12
Duodecimal
1a97ba39
16
Hexadecimal
40f130d
20
Vigesimal
115c1j1
36
Base36
14jjt9
md5
4eca35f76f8cc5cb21d55fb3f9d3bfb8
sha1
4d88a98a12403c7655602a57f304013ad32e8f8b
sha256
47aee0eac0e64df0a1523ecd83cd32197c0796deac0e0b3d9265ead548e7053e
sha512
c49b820ffc8b68191b64f1be2c8acf20eb1dc6c046362a5b1246a3b14216efb8d833e22912fe82746f68a4388929b081810a717fd593cb3e6f5ca047b7187bbe
ripemd-160
37033d30f560c6aed585bd7eb8d61ff9993315d0
Diameter
136193562
Circumference
427864693.84543
Area
1.4568104177212E+16
Volume
1.3227213329877E+24
Surface area
5.8272416708848E+16
Circumference
427864693.84543
Perimeter
272387124
Area
4637171582561961
Diagonal
96303391.244151
Surface area
27823029495371766
Volume
3.1577645771715E+23
Space diagonal
117947084.52389
Perimeter
204290343
Area
2.007954196103E+15
Altitude
58973542.261945
Surface area
2.007954196103E+15
Volume
3.721461243181E+22
Height
32101130.414717