131444491 is an odd 9-digits composite number following 131444490
and preceding 131444492 . In scientific notation, it is written as 1.31444491 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 131054112 positive integers (up to 131444491) that are relatively prime to 131444491.
131444491 has 4 divisors, whose sum is 131834872
The reverse of 131444491 is 194444131
Previous prime number is 337
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-four thousand four hundred ninety-one
Scientific notation
1.31444491 × 10^8
Engineering notation
1.31444491 × 10^6
Prime Factorization
337 × 390043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
131444491
Product of the distinct prime numbers
The prime factorization of 131444491 is 337 × 390043.
Since it has a total of 2 prime factors.
5 , 4 , 14 , 35 , 771 , 659 , 8676 , 7545 , 90237 , 22442 , 157468 , 880124 , 9242082 , 8038849 , 47119935 , 49547311 , 493957906 , 584758667 , 3861962498 , 1542235902
n×2
262888982
n×3
394333473
n×4
525777964
n×5
657222455
n÷2
65722245.5
n÷3
43814830.333333
n÷3
32861122.75
n÷5
26288898.2
n2
17277654214249081
n3
2.271052463866E+24
n4
2.9851733514716E+32
n5
3.9238459173095E+40
2 √n
11464.924378294
3 √n
508.44907666906
4 √n
107.07438712547
5 √n
42.048303457137
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
-131444490
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 131444491 can be divided by 4 positive divisors.
The sum of these divisors (counting 131444491) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110101011010111100001011
3
Ternary
100011100001221111
4
Quaternary
13311122330023
5
Quinary
232122210431
6
Senary
21013151151
8
Octal
765327413
10
Decimal
131444491
12
Duodecimal
3802b4b7
16
Hexadecimal
7d5af0b
20
Vigesimal
211ab4b
36
Base36
269b7v
md5
b213f98e6af25573149bda2ddb1c29b2
sha1
2d67341e712509924ca93aec6151ce55e5484d96
sha256
68ed40f17ee4c84946a884aeeb26726cf67d64a3aaa5402b54faa308998bbfd5
sha512
ac288d60f79b659910ad5511238cc253ff674a3cad356b9b5db240a60680835c5b156385421fd0b863e695f6649e2d11d0981329d11a24ff6161c250a63072ed
ripemd-160
082865252cf1afa53857ca7a6b3cc004a59a070d
Diameter
262888982
Circumference
825890094.5609
Area
5.427935155075E+16
Volume
9.5129623151978E+24
Surface area
2.17117406203E+17
Circumference
825890094.5609
Perimeter
525777964
Area
17277654214249081
Diagonal
185890581.87143
Surface area
103665925285494486
Volume
2.271052463866E+24
Space diagonal
227668536.78703
Perimeter
394333473
Area
7.4814437336715E+15
Altitude
113834268.39352
Surface area
7.4814437336715E+15
Volume
2.6764609960501E+23
Height
61963527.290476