131440549 is an odd 9-digits composite number following 131440548
and preceding 131440550 . In scientific notation, it is written as 1.31440549 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 123708736 positive integers (up to 131440549) that are relatively prime to 131440549.
131440549 has 4 divisors, whose sum is 139172364
The reverse of 131440549 is 945044131
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred thirty-one million four hundred forty thousand five hundred forty-nine
Scientific notation
1.31440549 × 10^8
Engineering notation
1.31440549 × 10^6
Prime Factorization
17 × 7731797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131440549
Product of the distinct prime numbers
The prime factorization of 131440549 is 17 × 7731797.
Since it has a total of 2 prime factors.
2 , 6 , 32 , 77 , 784 , 977 , 3829 , 7577 , 80138 , 64353 , 401105 , 79835 , 1970788 , 8175628 , 60354185 , 38826934 , 476822239 , 135281658 , 173734714 , 3620436060
n×2
262881098
n×3
394321647
n×4
525762196
n×5
657202745
n÷2
65720274.5
n÷3
43813516.333333
n÷3
32860137.25
n÷5
26288109.8
n2
17276617921421401
n3
2.2708481444549E+24
n4
2.9848152680278E+32
n5
3.9232575749315E+40
2 √n
11464.752461349
3 √n
508.44399384847
4 √n
107.07358433035
5 √n
42.048051249686
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
-131440548
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 131440549 can be divided by 4 positive divisors.
The sum of these divisors (counting 131440549) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101011001111110100101
3
Ternary
100011022212112111
4
Quaternary
13311121332211
5
Quinary
232122044144
6
Senary
21013121021
8
Octal
765317645
10
Decimal
131440549
12
Duodecimal
38029171
16
Hexadecimal
7d59fa5
20
Vigesimal
211a179
36
Base36
26986d
md5
00df78216dbc6f3a0592e79f0acbc38a
sha1
2d722d6dbfcfbac61928fd47b5fad4980b3a6942
sha256
311fed1fc15e2909f92005eeca78c092349a2fe4e9d2c6c7b347d26aa0cb143f
sha512
5d8d332a7a5470edf64b156d092735eb91dae0c1db2fcfd34c5b305d176884eb3416be69007f9fb063e8b5eead98b90928f93b071a0f69f76a1a943f1a1d129d
ripemd-160
2bd46416db8d941f355eccea18c6d7e53588ccbf
Diameter
262881098
Circumference
825865326.24442
Area
5.4276095940815E+16
Volume
9.5121064640499E+24
Surface area
2.1710438376326E+17
Circumference
825865326.24442
Perimeter
525762196
Area
17276617921421401
Diagonal
185885007.04157
Surface area
103659707528528406
Volume
2.2708481444549E+24
Space diagonal
227661709.04275
Perimeter
394321647
Area
7.4809950057142E+15
Altitude
113830854.52137
Surface area
7.4809950057142E+15
Volume
2.6762202033149E+23
Height
61961669.013855