68091311 is an odd 8-digits composite number following 68091310
and preceding 68091312 . In scientific notation, it is written as 6.8091311 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 66456000 positive integers (up to 68091311) that are relatively prime to 68091311.
68091311 has 8 divisors, whose sum is 69744048
The reverse of 68091311 is 11319086
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
sixty-eight million ninety-one thousand three hundred eleven
Scientific notation
6.8091311 × 10^7
Engineering notation
6.8091311 × 10^6
Prime Factorization
61 × 131 × 8521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68091311
Product of the distinct prime numbers
The prime factorization of 68091311 is 61 × 131 × 8521.
Since it has a total of 3 prime factors.
4 , 4 , 86 , 18 , 556 , 566 , 1852 , 3375 , 60028 , 24755 , 984477 , 892048 , 111090 , 3890452 , 36365416 , 35411126 , 315723408 , 308943170 , 114328599 , 3569163059
n×2
136182622
n×3
204273933
n×4
272365244
n×5
340456555
n÷2
34045655.5
n÷3
22697103.666667
n÷3
17022827.75
n÷5
13618262.2
n2
4636426633698721
n3
3.1570036784386E+23
n4
2.1496451929671E+31
n5
1.4637215937398E+39
2 √n
8251.745936467
3 √n
408.34812456023
4 √n
90.839121178416
5 √n
36.865348110424
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
-68091310
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 68091311 can be divided by 8 positive divisors.
The sum of these divisors (counting 68091311) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000011101111110110101111
3
Ternary
11202010101201102
4
Quaternary
10003233312233
5
Quinary
114412410221
6
Senary
10431233315
8
Octal
403576657
10
Decimal
68091311
12
Duodecimal
1a97883b
16
Hexadecimal
40efdaf
20
Vigesimal
115b85b
36
Base36
14jflb
md5
850fc4ac7083d5390e5d9d19aa9d33e7
sha1
d77a2068ddfe3dd5abcee4c2c1546be5b289d7eb
sha256
4f67a5afb932a29f742e678a8ff7d616da18a9b765e186d929f978ee0071322a
sha512
fa79e49980a19d0f46c6df9aa0a6817abd249f2304905512ef11b7590dd12af84a20deb4b07a44133f05f0bfc370446ec0d615edd7da3afb441105a6cf4ad7a1
ripemd-160
883385c95e5540af192f3fd53b9af799834a01c4
Diameter
136182622
Circumference
427830324.8218
Area
1.4565763851336E+16
Volume
1.3224026084718E+24
Surface area
5.8263055405344E+16
Circumference
427830324.8218
Perimeter
272365244
Area
4636426633698721
Diagonal
96295655.495964
Surface area
27818559802192326
Volume
3.1570036784386E+23
Space diagonal
117937610.20597
Perimeter
204273933
Area
2.0076316237829E+15
Altitude
58968805.102987
Surface area
2.0076316237829E+15
Volume
3.7205645154247E+22
Height
32098551.831988