Maths – Pythagorean primes

List all pythagorean primes less than 100.
Pythagorean primes are odd primes that can be written as the sum of two squares (a2+b2)
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Last updated: May 12, 2025
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First submittedAugust 19, 2019
Times taken90
Average score45.5%
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Prime
1
5
2
13
3
17
4
29
5
37
6
41
7
53
8
61
9
73
10
89
11
97
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1 Comments
+1
Level 62
Oct 6, 2024
The definiton of Pythagorean prime given is slightly inaccurate. They are actually the *odd* primes that can be written as the sum of 2 squares. The prime 2 = 1^2 + 1^2, but it's not a Pythagorean prime.