131497809 (number)

131497809 is an odd 9-digits composite number following 131497808 and preceding 131497810. In scientific notation, it is written as 1.31497809 × 10^8. The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors. There are 87665204 positive integers (up to 131497809) that are relatively prime to 131497809.

Interesting facts

Basic properties

Name

Name one hundred thirty-one million four hundred ninety-seven thousand eight hundred nine

Notation

Scientific notation 1.31497809 × 10^8
Engineering notation 1.31497809 × 10^6

Prime Factorization of 131497809

Prime Factorization 3 × 43832603

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 131497809
Product of the distinct prime numbers

The prime factorization of 131497809 is 3 × 43832603. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 131497809)

Multiplication

n×y
n×2 262995618
n×3 394493427
n×4 525991236
n×5 657489045

Division

n÷y
n÷2 65748904.5
n÷3 43832603
n÷3 32874452.25
n÷5 26299561.8

Exponentiation

ny
n2 17291673771800481
n3 2.2738172149345E+24
n4 2.9900198183037E+32
n5 3.9318105497352E+40

Nth Root

y√n
2√n 11467.249408642
3√n 508.51781499605
4√n 107.08524365496
5√n 42.051714125407

Divisors of 131497809

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 -131497808
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 131497809 can be divided by 4 positive divisors. The sum of these divisors (counting 131497809) is 1, the average is 0.25.

Base conversion 131497809

Base System Value
2 Binary 111110101100111111101010001
3 Ternary 100011102210002020
4 Quaternary 13311213331101
5 Quinary 232130412214
6 Senary 21014242053
8 Octal 765477521
10 Decimal 131497809
12 Duodecimal 38056329
16 Hexadecimal 7d67f51
20 Vigesimal 211h4a9
36 Base36 26agcx

Cryptographic Hash Functions

md5 f114c3263a88c28c8b55f47a02c24bcd
sha1 883ebf5cc99d92eb60bb8e0e7cb08e084baccb84
sha256 8cc6ff73239116307eca91b11e9e12a86b13847ab828c145c060035868fadbb3
sha512 80ddf7d469ca331bf83afe59240de471b91b2e2fd37b2dfb5f81b9800b7366d1a8d6830d3fec2ae6c3a7d33396b4fe7c8bc9f9c56f23b125b380dbbc77c47a77
ripemd-160 53f2897c4f14bbb8459765cbb730d6285fcb5989

131497809 as geometric shapes

Circle

Radius = n
Diameter 262995618
Circumference 826225101.43511
Area 5.432339528976E+16

Sphere

Radius = n
Volume 9.5245432773924E+24
Surface area 2.1729358115904E+17
Circumference 826225101.43511

Square

Length = n
Perimeter 525991236
Area 17291673771800481
Diagonal 185965984.91015

Cube

Length = n
Surface area 103750042630802886
Volume 2.2738172149345E+24
Space diagonal 227760886.27199

Equilateral Triangle

Length = n
Perimeter 394493427
Area 7.4875143801661E+15
Altitude 113880443.13599

Triangular Pyramid

Length = n
Surface area 7.4875143801661E+15
Volume 2.6797192864315E+23
Height 61988661.636716