131489887 (number)

131489887 is an odd 9-digits composite number following 131489886 and preceding 131489888. In scientific notation, it is written as 1.31489887 × 10^8. The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors. There are 131329296 positive integers (up to 131489887) that are relatively prime to 131489887.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.31489887 × 10^8
Engineering notation 1.31489887 × 10^6

Prime Factorization of 131489887

Prime Factorization 823 × 159769

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 131489887
Product of the distinct prime numbers

The prime factorization of 131489887 is 823 × 159769. Since it has a total of 2 prime factors.

Most popular turbo-numbers

5, 6, 79, 48, 927, 284, 7621, 6817, 26234, 32704, 175593, 234114, 529993, 3837916, 52458538, 90419081, 724951272, 949328527, 5503823659, 6144793992

Basic calculations (n = 131489887)

Multiplication

n×y
n×2 262979774
n×3 394469661
n×4 525959548
n×5 657449435

Division

n÷y
n÷2 65744943.5
n÷3 43829962.333333
n÷3 32872471.75
n÷5 26297977.4

Exponentiation

ny
n2 17289590383272769
n3 2.2734062857728E+24
n4 2.9892993562136E+32
n5 3.930626345577E+40

Nth Root

y√n
2√n 11466.903984947
3√n 508.50760301594
4√n 107.0836307983
5√n 42.051207437562

Divisors of 131489887

1, 823, 159769, 131489887

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 -131489886
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 131489887 can be divided by 4 positive divisors. The sum of these divisors (counting 131489887) is 1, the average is 0.25.

Base conversion 131489887

Base System Value
2 Binary 111110101100110000001011111
3 Ternary 100011102101012211
4 Quaternary 13311212001133
5 Quinary 232130134022
6 Senary 21014141251
8 Octal 765460137
10 Decimal 131489887
12 Duodecimal 38051827
16 Hexadecimal 7d6605f
20 Vigesimal 211g4e7
36 Base36 26aa8v

Cryptographic Hash Functions

md5 b5cd2738756f1715f55e48950383e431
sha1 1140ae90ef77b3ce39723a27c653c7fcfde7e4a5
sha256 2ed8ef394a27c8167c888baef2d510db3a6fcb4af157fa7bb37d028c8af60e25
sha512 e0673695d7436df28c33a11f816b97e2f893a46847d87e089977423546e08a27e5b0b4ee7c46acc2be79d2aef0850b2850297052b243f1a97bbef56c2ee77285
ripemd-160 11b9828c02301fc9206fc7d0b7e86a838f2f74db

131489887 as geometric shapes

Circle

Radius = n
Diameter 262979774
Circumference 826175326.0411
Area 5.4316850131666E+16

Sphere

Radius = n
Volume 9.522821981345E+24
Surface area 2.1726740052667E+17
Circumference 826175326.0411

Square

Length = n
Perimeter 525959548
Area 17289590383272769
Diagonal 185954781.51031

Cube

Length = n
Surface area 103737542299636614
Volume 2.2734062857728E+24
Space diagonal 227747164.96549

Equilateral Triangle

Length = n
Perimeter 394469661
Area 7.4866122464707E+15
Altitude 113873582.48275

Triangular Pyramid

Length = n
Surface area 7.4866122464707E+15
Volume 2.6792350017701E+23
Height 61984927.170102