131489279 (number)

131489279 is an odd 9-digits composite number following 131489278 and preceding 131489280. In scientific notation, it is written as 1.31489279 × 10^8. The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors. There are 129687984 positive integers (up to 131489279) that are relatively prime to 131489279.

Interesting facts

Basic properties

Name

Name one hundred thirty-one million four hundred eighty-nine thousand two hundred seventy-nine

Notation

Scientific notation 1.31489279 × 10^8
Engineering notation 1.31489279 × 10^6

Prime Factorization of 131489279

Prime Factorization 73 × 1801223

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 131489279
Product of the distinct prime numbers

The prime factorization of 131489279 is 73 × 1801223. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 131489279)

Multiplication

n×y
n×2 262978558
n×3 394467837
n×4 525957116
n×5 657446395

Division

n÷y
n÷2 65744639.5
n÷3 43829759.666667
n÷3 32872319.75
n÷5 26297855.8

Exponentiation

ny
n2 17289430491939841
n3 2.2733747497058E+24
n4 2.9892440673562E+32
n5 3.9305354717169E+40

Nth Root

y√n
2√n 11466.877473837
3√n 508.50681924692
4√n 107.08350701129
5√n 42.051168549124

Divisors of 131489279

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 -131489278
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 131489279 can be divided by 4 positive divisors. The sum of these divisors (counting 131489279) is 1, the average is 0.25.

Base conversion 131489279

Base System Value
2 Binary 111110101100101110111111111
3 Ternary 100011102100101022
4 Quaternary 13311211313333
5 Quinary 232130124104
6 Senary 21014134355
8 Octal 765456777
10 Decimal 131489279
12 Duodecimal 380513bb
16 Hexadecimal 7d65dff
20 Vigesimal 211g33j
36 Base36 26a9rz

Cryptographic Hash Functions

md5 2dcc643432253131a9722359ce416a5a
sha1 02421388a1c485fefb02d9311fba135f4e2c16ee
sha256 a6db6a0f9892779655e948820472ff63a77e1c14fb2e70c99b52e24774a3e3aa
sha512 63ed686323ca98515de1fc374226d44a01f7a8dff1e650ba772a64b2d9e74ead75fefd51c12985ea1be992719e7d72c28b2d353e92a62441f61ea5f70e648f52
ripemd-160 551bbac0a59730b9f468d36b8d0b6c37c002344f

131489279 as geometric shapes

Circle

Radius = n
Diameter 262978558
Circumference 826171505.86444
Area 5.431634781823E+16

Sphere

Radius = n
Volume 9.5226898833763E+24
Surface area 2.1726539127292E+17
Circumference 826171505.86444

Square

Length = n
Perimeter 525957116
Area 17289430491939841
Diagonal 185953921.66846

Cube

Length = n
Surface area 103736582951639046
Volume 2.2733747497058E+24
Space diagonal 227746111.8786

Equilateral Triangle

Length = n
Perimeter 394467837
Area 7.4865430114926E+15
Altitude 113873055.9393

Triangular Pyramid

Length = n
Surface area 7.4865430114926E+15
Volume 2.6791978361587E+23
Height 61984640.556153