131489289 is an odd 9-digits composite number following 131489288
and preceding 131489290 . In scientific notation, it is written as 1.31489289 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 87588864 positive integers (up to 131489289) that are relatively prime to 131489289.
131489289 has 8 divisors, whose sum is 146217000
The reverse of 131489289 is 982984131
Previous prime number is 1409
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred thirty-one million four hundred eighty-nine thousand two hundred eighty-nine
Scientific notation
1.31489289 × 10^8
Engineering notation
1.31489289 × 10^6
Prime Factorization
9 × 1409 × 10369
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
131489289
Product of the distinct prime numbers
The prime factorization of 131489289 is 9 × 1409 × 10369.
Since it has a total of 3 prime factors.
2 , 8 , 89 , 100 , 958 , 795 , 7706 , 5842 , 25301 , 70453 , 150993 , 281479 , 4438277 , 676217 , 17971971 , 38766822 , 988125637 , 334232292 , 1623215817 , 9515020954
n×2
262978578
n×3
394467867
n×4
525957156
n×5
657446445
n÷2
65744644.5
n÷3
43829763
n÷3
32872322.25
n÷5
26297857.8
n2
17289433121725521
n3
2.2733752683887E+24
n4
2.9892449767062E+32
n5
3.9305369663392E+40
2 √n
11466.877909876
3 √n
508.50683213788
4 √n
107.08350904727
5 √n
42.051169188738
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
-131489288
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 131489289 can be divided by 8 positive divisors.
The sum of these divisors (counting 131489289) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110101100101111000001001
3
Ternary
100011102100101200
4
Quaternary
13311211320021
5
Quinary
232130124124
6
Senary
21014134413
8
Octal
765457011
10
Decimal
131489289
12
Duodecimal
38051409
16
Hexadecimal
7d65e09
20
Vigesimal
211g349
36
Base36
26a9s9
md5
3d1db460c7cb3b9e09a70eb3f7502aa8
sha1
849250205f29e28d8195fc6954b3b77e975f9b2b
sha256
cd2e723d0eba0ed6ece8d752ae59387fd5c6d6010954a29e4120a982801cc25b
sha512
5fd73154d9c58340487b006a42f13e211f6397244b8931760b293251eb77857c1fb5bbec41ce1b93ffea82145660ee5a847b553325ed48de339ed387f7071a9f
ripemd-160
ae4452c6cd97ca589e479033495fbf8f76b8ab5d
Diameter
262978578
Circumference
826171568.69629
Area
5.4316356079945E+16
Volume
9.5226920560304E+24
Surface area
2.1726542431978E+17
Circumference
826171568.69629
Perimeter
525957156
Area
17289433121725521
Diagonal
185953935.8106
Surface area
103736598730353126
Volume
2.2733752683887E+24
Space diagonal
227746129.19911
Perimeter
394467867
Area
7.4865441502232E+15
Altitude
113873064.59955
Surface area
7.4865441502232E+15
Volume
2.6791984474324E+23
Height
61984645.270198