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Gary B's user avatar
Gary B's user avatar
Gary B's user avatar
Gary B
Unregistered
  • Member for 9 years, 5 months
  • Last seen more than 9 years ago
  • http://-
  • Jakarta, indonesia
36 votes
6 answers
5k views

How can we measure how "irrational" a number is?

3 votes
1 answer
193 views

Non-additive-subtractive prime sequence

2 votes
2 answers
396 views

prime factors of number with a particular form

2 votes
1 answer
107 views

Integer expressible as $A^B=B^A$

2 votes
0 answers
145 views

prime by reverse listing primes

1 vote
1 answer
239 views

Selfy number couldn't exist?

1 vote
1 answer
166 views

Natural numbers not expressible as $x+s(x)$ nor $x+s(x)+l(x)$

0 votes
0 answers
61 views

questions about probabilistic primality test

-1 votes
2 answers
430 views

one property of number 666