68889 is an odd 5-digits composite number following 68888
and preceding 68890 . In scientific notation, it is written as 6.8889 × 10^4.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 45924 positive integers (up to 68889) that are relatively prime to 68889.
68889 has 4 divisors, whose sum is 91856
The reverse of 68889 is 98886
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 39
Digital Root 3
Name
sixty-eight thousand eight hundred eighty-nine
Scientific notation
6.8889 × 10^4
Engineering notation
6.8889 × 10^3
Prime Factorization
3 × 22963
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68889
Product of the distinct prime numbers
The prime factorization of 68889 is 3 × 22963.
Since it has a total of 2 prime factors.
1 , 1 , 8 , 93 , 39 , 43 , 6743 , 9319 , 64334 , 50882 , 504687 , 187197 , 5377046 , 3755503 , 37731167 , 27137484 , 20580357 , 44364495 , 9378417918 , 8900471719
n×2
137778
n×3
206667
n×4
275556
n×5
344445
n÷2
34444.5
n÷3
22963
n÷3
17222.25
n÷5
13777.8
n2
4745694321
n3
326926136079369
n4
2.2521614588372E+19
n5
1.5514915073783E+24
2 √n
262.46714080052
3 √n
40.993653588378
4 √n
16.200837657372
5 √n
9.2817523381808
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68889 can be divided by 4 positive divisors.
The sum of these divisors (counting 68889) is 1, the average is 0.25.
Base
System
Value
2
Binary
10000110100011001
3
Ternary
10111111110
4
Quaternary
100310121
5
Quinary
4201024
6
Senary
1250533
8
Octal
206431
10
Decimal
68889
12
Duodecimal
33a49
16
Hexadecimal
10d19
20
Vigesimal
8c49
36
Base36
1h5l
md5
e9d5922ffbdb77277a33e18367f5cdbb
sha1
fb5d266f54e9e07d32d7a7e5c33e710349c74c67
sha256
2f100717462259d5752849028e041b0064ca2b73bf78b27101245befdb5a408c
sha512
35a1f2a552828fe393dc8d7ed65a9f15d29dfbbc9ce1515bb0b8b2e7c6974b6f746181d4014012de59196fc54541b576288023667b7c6fb0d04e2b646adcfcb9
ripemd-160
c7f97a6eff002ca9e5c2f80831cba5aaff8cffd9
Diameter
137778
Circumference
432842.35262629
Area
14909038415.036
Volume
1.3694249964979E+15
Surface area
59636153660.146
Circumference
432842.35262629
Perimeter
275556
Area
4745694321
Diagonal
97423.75809832
Surface area
28474165926
Volume
326926136079369
Space diagonal
119319.24808261
Perimeter
206667
Area
2054945920.2908
Altitude
59659.624041306
Surface area
2054945920.2908
Volume
38528614628140
Height
32474.586032773