68091312 is an even 8-digits composite number following 68091311
and preceding 68091313 . In scientific notation, it is written as 6.8091312 × 10^7.
The sum of its digits is 30. It has a total of 6 prime factors and 20 positive divisors.
There are 22697088 positive integers (up to 68091312) that are relatively prime to 68091312.
68091312 has 20 divisors, whose sum is 175902680
The reverse of 68091312 is 21319086
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
sixty-eight million ninety-one thousand three hundred twelve
Scientific notation
6.8091312 × 10^7
Engineering notation
6.8091312 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 1418569
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
8511414
Product of the distinct prime numbers
The prime factorization of 68091312 is 2 × 2 × 2 × 2 × 3 × 1418569.
Since it has a total of 6 prime factors.
7 , 2 , 82 , 54 , 587 , 175 , 1667 , 4623 , 4115 , 95884 , 548426 , 494042 , 5643154 , 4053784 , 53890203 , 14694550 , 942653604 , 998989998 , 1344032713 , 6106682560
n×2
136182624
n×3
204273936
n×4
272365248
n×5
340456560
n÷2
34045656
n÷3
22697104
n÷3
17022828
n÷5
13618262.4
n2
4636426769881344
n3
3.1570038175314E+23
n4
2.1496453192472E+31
n5
1.463721701222E+39
2 √n
8251.7459970603
3 √n
408.34812655925
4 √n
90.839121511936
5 √n
36.865348218706
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 1418569 , 2837138 , 4255707 , 5674276 , 8511414 , 11348552 , 17022828 , 22697104 , 34045656 , 68091312
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
-68091311
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 68091312 can be divided by 20 positive divisors.
The sum of these divisors (counting 68091312) is 1, the average is 0.05.
Base
System
Value
2
Binary
100000011101111110110110000
3
Ternary
11202010101201110
4
Quaternary
10003233312300
5
Quinary
114412410222
6
Senary
10431233320
8
Octal
403576660
10
Decimal
68091312
12
Duodecimal
1a978840
16
Hexadecimal
40efdb0
20
Vigesimal
115b85c
36
Base36
14jflc
md5
8b84979aa11eb14d1243f1f294bfb727
sha1
8de2fca7141891f762a2d02f9cf84519624ce5ca
sha256
5681bc52a5e0d9546a27acf248d7eca84b10e2b3f1feb4b90a6f35210c27e3b2
sha512
192acc3483cad3f78dad940ec9e44dd4396df9c752cf003443167516e0141a7ffea7bc4d71c20de46c9d547e3390a57b2201954bc798db590fd31990f33282b2
ripemd-160
bb813f8c6fc3ea0a1aad1199c8f12327c1c1b9da
Diameter
136182624
Circumference
427830331.10498
Area
1.4565764279166E+16
Volume
1.3224026667349E+24
Surface area
5.8263057116665E+16
Circumference
427830331.10498
Perimeter
272365248
Area
4636426769881344
Diagonal
96295656.910178
Surface area
27818560619288064
Volume
3.1570038175314E+23
Space diagonal
117937611.93802
Perimeter
204273936
Area
2.0076316827517E+15
Altitude
58968805.969012
Surface area
2.0076316827517E+15
Volume
3.7205646793472E+22
Height
32098552.303393