1331 (number)

1331 is an odd 4-digits composite number following 1330 and preceding 1332. In scientific notation, it is written as 1.331 × 10^3. The sum of its digits is 8. It has a total of 3 prime factors and 4 positive divisors. There are 1210 positive integers (up to 1331) that are relatively prime to 1331.

Interesting facts

Basic properties

Name

Name one thousand three hundred thirty-one

Notation

Scientific notation 1.331 × 10^3
Engineering notation 1.331 × 10^3

Prime Factorization of 1331

Prime Factorization 11 × 11 × 11

Composite number
ω Distinct Factors 1
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 11
Product of the distinct prime numbers

The prime factorization of 1331 is 11 × 11 × 11. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 1331)

Multiplication

n×y
n×2 2662
n×3 3993
n×4 5324
n×5 6655

Division

n÷y
n÷2 665.5
n÷3 443.66666666667
n÷3 332.75
n÷5 266.2

Exponentiation

ny
n2 1771561
n3 2357947691
n4 3138428376721
n5 4177248169415651

Nth Root

y√n
2√n 36.482872693909
3√n 11
4√n 6.0401053545372
5√n 4.2153691330919

Divisors of 1331

1, 11, 121, 1331

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 -1330
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 1331 can be divided by 4 positive divisors. The sum of these divisors (counting 1331) is 1, the average is 0.25.

Base conversion 1331

Base System Value
2 Binary 10100110011
3 Ternary 1211022
4 Quaternary 110303
5 Quinary 20311
6 Senary 10055
8 Octal 2463
10 Decimal 1331
12 Duodecimal 92b
16 Hexadecimal 533
20 Vigesimal 36b
36 Base36 10z

Cryptographic Hash Functions

md5 e077e1a544eec4f0307cf5c3c721d944
sha1 8322f586c69aaaec73b86b416ab8cbb4ef1f1ff2
sha256 7ba7d31bfa1ed86327ecfa9deb2dd8a44488fba943ca78c86c1e21f2d1be0a10
sha512 6aa38fccab0d66979736679875a71158e836372982cd99bc41e37886e2188400f2b521e5765a1c74884e4a8d55709a918480e0ec329056461b454585dd0707f9
ripemd-160 c3aac764dba82bf9902cef16d6cfac44c437b91f

1331 as geometric shapes

Circle

Radius = n
Diameter 2662
Circumference 8362.919643856
Area 5565523.0229862

Sphere

Radius = n
Volume 9876948191.4595
Surface area 22262092.091945
Circumference 8362.919643856

Square

Length = n
Perimeter 5324
Area 1771561
Diagonal 1882.3182515186

Cube

Length = n
Surface area 10629366
Volume 2357947691
Space diagonal 2305.3596248742

Equilateral Triangle

Length = n
Perimeter 3993
Area 767108.41517688
Altitude 1152.6798124371

Triangular Pyramid

Length = n
Surface area 767108.41517688
Volume 277886800.33154
Height 627.43941717286