131490285 is an odd 9-digits composite number following 131490284
and preceding 131490286 . In scientific notation, it is written as 1.31490285 × 10^8.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 70013952 positive integers (up to 131490285) that are relatively prime to 131490285.
131490285 has 16 divisors, whose sum is 210727104
The reverse of 131490285 is 582094131
Previous prime number is 643
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred thirty-one million four hundred ninety thousand two hundred eighty-five
Scientific notation
1.31490285 × 10^8
Engineering notation
1.31490285 × 10^6
Prime Factorization
3 × 5 × 643 × 13633
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
131490285
Product of the distinct prime numbers
The prime factorization of 131490285 is 3 × 5 × 643 × 13633.
Since it has a total of 4 prime factors.
6 , 6 , 38 , 39 , 271 , 168 , 7216 , 7068 , 80756 , 18821 , 280273 , 120006 , 1566258 , 3864348 , 8339625 , 99524829 , 841559124 , 295589505 , 1230037108 , 3967236257
n×2
262980570
n×3
394470855
n×4
525961140
n×5
657451425
n÷2
65745142.5
n÷3
43830095
n÷3
32872571.25
n÷5
26298057
n2
17289695049381225
n3
2.2734269296062E+24
n4
2.989335549006E+32
n5
3.9306858329943E+40
2 √n
11466.921339226
3 √n
508.50811607396
4 √n
107.0837118297
5 √n
42.05123289406
1 , 3 , 5 , 15 , 643 , 1929 , 3215 , 9645 , 13633 , 40899 , 68165 , 204495 , 8766019 , 26298057 , 43830095 , 131490285
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-131490284
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 131490285 can be divided by 16 positive divisors.
The sum of these divisors (counting 131490285) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111110101100110000111101101
3
Ternary
100011102101202120
4
Quaternary
13311212013231
5
Quinary
232130142120
6
Senary
21014143153
8
Octal
765460755
10
Decimal
131490285
12
Duodecimal
38051ab9
16
Hexadecimal
7d661ed
20
Vigesimal
211g5e5
36
Base36
26aajx
md5
05411134ec3fd41d4f61d76ac6151f41
sha1
8b004a9604c465084552069c92027f0268608fc5
sha256
55e7540feb39a049bc89029b5b673474b34773a3932c63671f1391e734f8b85c
sha512
a57ef6169d97f9f32ce78fd7bb346e19518ca9944d20da0bf6351057c6856733649d4e3b76a2a311940d0fc898a94028605915d75b1bd231ebc513920969c75f
ripemd-160
9ddb8fda15724585892eed952e51457e71490ba9
Diameter
262980570
Circumference
826177826.74886
Area
5.4317178949944E+16
Volume
9.5229084540322E+24
Surface area
2.1726871579978E+17
Circumference
826177826.74886
Perimeter
525961140
Area
17289695049381225
Diagonal
185955344.3673
Surface area
103738170296287350
Volume
2.2734269296062E+24
Space diagonal
227747854.32171
Perimeter
394470855
Area
7.4866575682251E+15
Altitude
113873927.16086
Surface area
7.4866575682251E+15
Volume
2.6792593307611E+23
Height
61985114.789101