289145 is an odd 6-digits composite number following 289144
and preceding 289146 . In scientific notation, it is written as 2.89145 × 10^5.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 231312 positive integers (up to 289145) that are relatively prime to 289145.
289145 has 4 divisors, whose sum is 346980
The reverse of 289145 is 541982
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 29
Digital Root 2
Name
two hundred eighty-nine thousand one hundred forty-five
Scientific notation
2.89145 × 10^5
Engineering notation
2.89145 × 10^3
Prime Factorization
5 × 57829
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
289145
Product of the distinct prime numbers
The prime factorization of 289145 is 5 × 57829.
Since it has a total of 2 prime factors.
1 , 8 , 56 , 69 , 91 , 685 , 4035 , 6513 , 70519 , 36127 , 695164 , 699355 , 3330584 , 952434 , 32301533 , 89895391 , 745121277 , 609855506 , 3709657050 , 9394885375
n×2
578290
n×3
867435
n×4
1156580
n×5
1445725
n÷2
144572.5
n÷3
96381.666666667
n÷3
72286.25
n÷5
57829
n2
83604831025
n3
24173918866723625
n4
6.9897677707188E+21
n5
2.0210564020645E+27
2 √n
537.72204715819
3 √n
66.125945612744
4 √n
23.188834536436
5 √n
12.365826174071
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
-289144
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 289145 can be divided by 4 positive divisors.
The sum of these divisors (counting 289145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110100101111001
3
Ternary
112200122002
4
Quaternary
1012211321
5
Quinary
33223040
6
Senary
10110345
8
Octal
1064571
10
Decimal
289145
12
Duodecimal
11b3b5
16
Hexadecimal
46979
20
Vigesimal
1g2h5
36
Base36
673t
md5
bf5bba93e023e2234f67485f6254f7f7
sha1
03b701a81f33cdd074c1733c4333edcae4ed887a
sha256
ddbacab9f732c5847d952f7e3378fb63f391649fecf8b3ef36b791c2214bc365
sha512
234cce364cbdc62fee05b8220fc46ea4a1cbc2f4d8ab97e8e0434fac12ae85e2b706e8dad5a3740d384407cca04f6573f7a67def808a41105271cba1e32386c5
ripemd-160
bbbb2754c2e0ab06184ba3865b6d6fc78e59a8c7
Diameter
578290
Circumference
1816751.6156444
Area
262652322952.76
Volume
1.0125947456023E+17
Surface area
1050609291811
Circumference
1816751.6156444
Perimeter
1156580
Area
83604831025
Diagonal
408912.78049237
Surface area
501628986150
Volume
24173918866723625
Space diagonal
500813.8307545
Perimeter
867435
Area
36201953773.378
Altitude
250406.91537725
Surface area
36201953773.378
Volume
2.8489236597523E+15
Height
136304.26016412