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 perfect squares, math, integers	1	583
Problem 249. Project Euler: Problem 9, Pythagorean numbers Created by: Doug Hull Tags projecteuler	3	157
Problem 273. Recurring Cycle Length (Inspired by Project Euler Problem 26) Created by: @bmtran (Bryant Tran) Tags project euler, digits, decimals	0	46
Problem 365. Numbers with prime factors 2, 3 and 5. Created by: elias GR Tags factors, primes	1	113
Problem 525. Mersenne Primes Created by: Drew Weymouth Tags prime number, prime, mersenne	1	150
Problem 1008. Determine if input is a Narcissistic number Created by: Binbin Qi Tags mod floor	0	93
Problem 1012. Determine if input is a perfect number Created by: Binbin Qi Tags mod sum, perfect	0	113
Problem 1082. Lychrel Number Test (Inspired by Project Euler Problem 55) Created by: @bmtran (Bryant Tran) Tags plus15, projecteuler	0	45
Problem 1096. Largest Twin Primes Created by: Des Mc Manus Tags primes	0	141
Problem 1162. Happy 2013... Created by: James Tags new year, different digits, 2013	7	97
Problem 1281. Fermat's Last Theorem - Fermat's conjecture Created by: Marco Castelli Tags fermat, matlab, find	1	50
Problem 1298. P-smooth numbers Created by: Richard Zapor Tags primes, mod, find	0	34
Problem 1407. Is it an Armstrong number? Created by: Harish Maradana Tags armstrong no	1	179
Problem 1477. Champernowne Constant Created by: G K Tags math	0	28

Recent Group Finishers20

Recent Activity

	Erivelton Gualter submitted Solution 2027184 to Problem 1008. Determine if input is a Narcissistic number on 19 Nov 2019 at 4:16
	Erivelton Gualter submitted Solution 2025930 to Problem 1012. Determine if input is a perfect number on 18 Nov 2019 at 4:18
	Erivelton Gualter submitted Solution 2025902 to Problem 1407. Is it an Armstrong number? on 18 Nov 2019 at 3:55
	Son Pham submitted Solution 2019466 to Problem 170. First N Perfect Squares on 14 Nov 2019 at 4:43
	Nikolaos Nikolaou submitted Solution 1984553 to Problem 1082. Lychrel Number Test (Inspired by Project Euler Problem 55) on 21 Oct 2019