131288 is an even 6-digits composite number following 131287
and preceding 131289 . In scientific notation, it is written as 1.31288 × 10^5.
The sum of its digits is 23. It has a total of 4 prime factors and 8 positive divisors.
There are 65640 positive integers (up to 131288) that are relatively prime to 131288.
131288 has 8 divisors, whose sum is 246180
The reverse of 131288 is 882131
Previous prime number is 2
Is Prime? no
Number parity even
Number length 6
Sum of Digits 23
Digital Root 5
Name
one hundred thirty-one thousand two hundred eighty-eight
Scientific notation
1.31288 × 10^5
Engineering notation
1.31288 × 10^3
Prime Factorization
2 × 2 × 2 × 16411
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
32822
Product of the distinct prime numbers
The prime factorization of 131288 is 2 × 2 × 2 × 16411.
Since it has a total of 4 prime factors.
3 , 10 , 17 , 68 , 977 , 171 , 5402 , 5953 , 54425 , 11477 , 596053 , 882769 , 1883470 , 6414137 , 46808725 , 63198875 , 957255873 , 125391559 , 5217652717 , 9254717829
n×2
262576
n×3
393864
n×4
525152
n×5
656440
n÷2
65644
n÷3
43762.666666667
n÷3
32822
n÷5
26257.6
n2
17236538944
n3
2262950724879872
n4
2.9709827476803E+20
n5
3.9005438297745E+25
2 √n
362.33685984178
3 √n
50.824721883248
4 √n
19.03514801208
5 √n
10.559540166298
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-131287
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 131288 can be divided by 8 positive divisors.
The sum of these divisors (counting 131288) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000000011011000
3
Ternary
20200002112
4
Quaternary
200003120
5
Quinary
13200123
6
Senary
2451452
8
Octal
400330
10
Decimal
131288
12
Duodecimal
63b88
16
Hexadecimal
200d8
20
Vigesimal
g848
36
Base36
2taw
md5
8bca5595924928177031c3e210cb61d4
sha1
c57c7b19fc7e938e9767bd02eb8a8d13913c3d48
sha256
30195685295dff683c8cc2fb23e7aea50afdbb938bc81f067b418aa7e315e687
sha512
48b11e76f1417ff1098094ac0fbdc1210b177b8fcf1301ece0eebed9270601ca014374593417e424386738b535ba11a72bce28aad21fc9e8612f1dd54f59f871
ripemd-160
3d18d3afdafa98cb54c4f92afa05b33d2579e4ca
Diameter
262576
Circumference
824906.83260899
Area
54150184119.785
Volume
9.4790258302911E+15
Surface area
216600736479.14
Circumference
824906.83260899
Perimeter
525152
Area
17236538944
Diagonal
185669.27017684
Surface area
103419233664
Volume
2262950724879872
Space diagonal
227397.4864241
Perimeter
393864
Area
7463640299.4119
Altitude
113698.74321205
Surface area
7463640299.4119
Volume
2.6669130050893E+14
Height
61889.756725613