68628 is an even 5-digits composite number following 68627
and preceding 68629 . In scientific notation, it is written as 6.8628 × 10^4.
The sum of its digits is 30. It has a total of 5 prime factors and 24 positive divisors.
There are 18144 positive integers (up to 68628) that are relatively prime to 68628.
68628 has 24 divisors, whose sum is 135520
The reverse of 68628 is 82686
Previous prime number is 19
Is Prime? no
Number parity even
Number length 5
Sum of Digits 30
Digital Root 3
Name
sixty-eight thousand six hundred twenty-eight
Scientific notation
6.8628 × 10^4
Engineering notation
6.8628 × 10^3
Prime Factorization
2 × 2 × 21 × 19 × 43
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34314
Product of the distinct prime numbers
The prime factorization of 68628 is 2 × 2 × 21 × 19 × 43.
Since it has a total of 5 prime factors.
5 , 1 , 22 , 63 , 152 , 791 , 8218 , 1217 , 6625 , 61103 , 436078 , 298663 , 7302705 , 8596603 , 86281558 , 92376166 , 803047737 , 8178685 , 2226774678 , 3609493478
n×2
137256
n×3
205884
n×4
274512
n×5
343140
n÷2
34314
n÷3
22876
n÷3
17157
n÷5
13725.6
n2
4709802384
n3
323224318009152
n4
2.2182238496332E+19
n5
1.5223226635263E+24
2 √n
261.96946386936
3 √n
40.941817134986
4 √n
16.185470764527
5 √n
9.2747084936235
1 , 2 , 4 , 19 , 21 , 38 , 42 , 43 , 76 , 84 , 86 , 172 , 399 , 798 , 817 , 903 , 1596 , 1634 , 1806 , 3268 , 3612 , 17157 , 34314 , 68628
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
-68627
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 68628 can be divided by 24 positive divisors.
The sum of these divisors (counting 68628) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
10000110000010100
3
Ternary
10111010210
4
Quaternary
100300110
5
Quinary
4144003
6
Senary
1245420
8
Octal
206024
10
Decimal
68628
12
Duodecimal
33870
16
Hexadecimal
10c14
20
Vigesimal
8bb8
36
Base36
1gyc
md5
dce268349b2b7f3ebf990e704e148f35
sha1
89c69f527d02e6d19f9c42f62c385bf23422dc27
sha256
25bbc93a15eed2d0d7f4d8bb1b04c75b22727749f7903ed580f062f45da86278
sha512
a4c1bb82030b7a51f1cace860d8198e223f5ce296b0090b09de0a5e7151ea875ebddc50cd3da52a886a37dc73578a18a06ae80aa949ec14b449f39d92d8a40aa
ripemd-160
c21b722818497d001da5b00ceeeb492e2087a7db
Diameter
137256
Circumference
431202.44126112
Area
14796280569.434
Volume
1.3539188572255E+15
Surface area
59185122277.736
Circumference
431202.44126112
Perimeter
274512
Area
4709802384
Diagonal
97054.648358541
Surface area
28258814304
Volume
323224318009152
Space diagonal
118867.18282184
Perimeter
205884
Area
2039404255.6743
Altitude
59433.591410918
Surface area
2039404255.6743
Volume
38092351184778
Height
32351.549452847