68388612 is an even 8-digits composite number following 68388611
and preceding 68388613 . In scientific notation, it is written as 6.8388612 × 10^7.
The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors.
There are 22010016 positive integers (up to 68388612) that are relatively prime to 68388612.
68388612 has 24 divisors, whose sum is 165076800
The reverse of 68388612 is 21688386
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-eight million three hundred eighty-eight thousand six hundred twelve
Scientific notation
6.8388612 × 10^7
Engineering notation
6.8388612 × 10^6
Prime Factorization
2 × 2 × 3 × 29 × 196519
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34194306
Product of the distinct prime numbers
The prime factorization of 68388612 is 2 × 2 × 3 × 29 × 196519.
Since it has a total of 5 prime factors.
4 , 9 , 54 , 97 , 721 , 477 , 8249 , 8743 , 68129 , 73049 , 672362 , 156086 , 706481 , 6458834 , 96189643 , 16388762 , 461737429 , 639123880 , 4827217743 , 9657774524
n×2
136777224
n×3
205165836
n×4
273554448
n×5
341943060
n÷2
34194306
n÷3
22796204
n÷3
17097153
n÷5
13677722.4
n2
4677002251286544
n3
3.1985369228636E+23
n4
2.1874350058539E+31
n5
1.4959564389056E+39
2 √n
8269.740745634
3 √n
408.94157298512
4 √n
90.938114922369
5 √n
36.897484408113
1 , 2 , 3 , 4 , 6 , 12 , 29 , 58 , 87 , 116 , 174 , 348 , 196519 , 393038 , 589557 , 786076 , 1179114 , 2358228 , 5699051 , 11398102 , 17097153 , 22796204 , 34194306 , 68388612
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68388611
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68388612 can be divided by 24 positive divisors.
The sum of these divisors (counting 68388612) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100000100111000011100000100
3
Ternary
11202200111112120
4
Quaternary
10010320130010
5
Quinary
120001413422
6
Senary
10441445540
8
Octal
404703404
10
Decimal
68388612
12
Duodecimal
1aaa08b0
16
Hexadecimal
4138704
20
Vigesimal
1178bac
36
Base36
14pszo
md5
4eb7d026fc9628c3d622eb09de53e604
sha1
acc5648e2e8dbc55e0257739ab7baa61087decf0
sha256
b673197f7fd746bf623db80b7264400e4ceedf3d6d9455974514981aa80e377b
sha512
71fc4ed643756d522b7b3ea6d3524b2e6513a5cafdc91e5cbb1f76086b92795d83be620b3dcfefc4c8e48cce760aabeb8a7f38b66070f3dd9cf0da86af0efdfb
ripemd-160
b38781c552236223b965caf60d694207d45b29d4
Diameter
136777224
Circumference
429698322.09681
Area
1.4693235913465E+16
Volume
1.3398000132139E+24
Surface area
5.8772943653859E+16
Circumference
429698322.09681
Perimeter
273554448
Area
4677002251286544
Diagonal
96716102.602271
Surface area
28062013507719264
Volume
3.1985369228636E+23
Space diagonal
118452550.64311
Perimeter
205165836
Area
2.0252013815856E+15
Altitude
59226275.321557
Surface area
2.0252013815856E+15
Volume
3.7695119133874E+22
Height
32238700.867424