Magic Numbers II

Curated by : goc3

Additional challenges testing or generating numbers with special characteristics.

Magic Numbers II Master

+50 points

Problem Title	Likes	Solvers
Problem 170. First N Perfect Squares Created by: @bmtran (Bryant Tran) Tags math, perfect squares, integers	1	696
Problem 249. Project Euler: Problem 9, Pythagorean numbers Created by: Doug Hull Tags projecteuler	3	258
Problem 273. Recurring Cycle Length (Inspired by Project Euler Problem 26) Created by: @bmtran (Bryant Tran) Tags project euler, digits, decimals	1	75
Problem 365. Numbers with prime factors 2, 3 and 5. Created by: elias GR Tags primes, factors	2	162
Problem 525. Mersenne Primes Created by: Drew Weymouth Tags math, prime, integers	2	232
Problem 1008. Determine if input is a Narcissistic number Created by: Binbin Qi Tags mod floor	0	114
Problem 1012. Determine if input is a perfect number Created by: Binbin Qi Tags mod sum, perfect	0	151
Problem 1082. Lychrel Number Test (Inspired by Project Euler Problem 55) Created by: @bmtran (Bryant Tran) Tags projecteuler, plus15	0	70
Problem 1096. Largest Twin Primes Created by: Des Mc Manus Tags primes	0	217
Problem 1162. Happy 2013... Created by: James Tags new year, different digits, 2013	7	136
Problem 1281. Fermat's Last Theorem - Fermat's conjecture Created by: Marco Castelli Tags matlab, find, sum	1	80
Problem 1298. P-smooth numbers Created by: Richard Zapor Tags primes, find, mod	0	49
Problem 1407. Is it an Armstrong number? Created by: Harish Maradana Tags armstrong no	1	230
Problem 1477. Champernowne Constant Created by: G K Tags math	0	42

Recent Group Finishers25

Recent Activity

	Jens Kjærgaard Boldsen submitted Solution 2628379 to Problem 1477. Champernowne Constant on 29 Jun 2020 at 11:48
	Jens Kjærgaard Boldsen submitted Solution 2628259 to Problem 1298. P-smooth numbers on 29 Jun 2020 at 11:14
	Jens Kjærgaard Boldsen submitted Solution 2628256 to Problem 1281. Fermat's Last Theorem - Fermat's conjecture on 29 Jun 2020 at 11:10
	Jens Kjærgaard Boldsen submitted Solution 2628208 to Problem 1162. Happy 2013... on 29 Jun 2020 at 10:57
	Jens Kjærgaard Boldsen submitted Solution 2628196 to Problem 1096. Largest Twin Primes on 29 Jun 2020 at 10:49