**Spoken Languages:**

English, French

**Statistics**

RANK**7,978**

of 249,791

REPUTATION**4**

CONTRIBUTIONS

**1** Question

**2** Answers

ANSWER ACCEPTANCE **
100.0%
**

VOTES RECEIVED**0**

RANK

of 17,366

REPUTATION**N/A**

AVERAGE RATING**0.00**

CONTRIBUTIONS**0** Files

DOWNLOADS **0**

ALL TIME DOWNLOADS**0**

CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

**Content Feed**

Solved

Find the nth composite number.

Everyone heard about the nth prime number. Let's try to find out the nth composite. For example , 1 is the first composite, 10 i...

2 months ago

Solved

Hoax Numbers

A Hoax Number (OEIS A019506) is defined as a composite number, whose sum of digits is equal to the sum of digits of its distinct...

2 months ago

Solved

List the nth prime quartet prefix

Prime numbers larger than 5 can end only in 1, 3, 7, or 9, but of course not all numbers ending in these four digits are prime. ...

2 months ago

Solved

Count the primes in Collatz sequences

Several Cody problems (21, 69, 42937, 44448, 44784, 52422) involve Collatz sequences. These start with a seed . If is odd, the ...

2 months ago

Solved

Area-01

Given the radius of the circle inscribed in a square, find the area that is not bounded by the circle but inside the square. ...

4 months ago

Solved

Create array of all Distances between two Sets of Points

This Challenge is a subsection of Martian Pranks based on Tim's efficient Distance calculation between sets of points. Given Po...

4 months ago

Solved

Generate a matrix as follows

write a Function that gives like the following for a random n: n=2 ans= [ 0 1 1 0] n=6 ans= [ 0 ...

4 months ago

Solved

Find the number of days in a given year

Given a year number (eg. 2000) as input, find how many days are there in the given year.

4 months ago

Solved

Determine whether a number is unprimeable

The number 204 is unprimeable because no single digit can be changed to make it prime. In contrast, the number 207 is not unprim...

4 months ago

Solved

Ugly numbers - 02

Ugly numbers are those whose prime factors are 2, 3 or 5. find the nth ugly number. n.b. unlike the previous problem,trivi...

5 months ago

Solved

Ugly numbers - 03

For this case, a number is defined ugly if it has prime factors consisting of only elements of x. Find the nth ugly number. ...

5 months ago

Solved

Determine whether a number is a prime self number

Integers can be classified as generated numbers or self numbers. A generated number is one that can be expressed as the sum of a...

5 months ago