Tikiippakkit assigiinngikkut 3 × 13 × 23 × 33 ×…× 183 × 193, 5-mut tunngasut
3 × 13 × 23 × 33 ×…× 183 × 193 ≡ 3 × 3 × 3 × 3 ×…× 3 (mod 5)
3 × 13 × 23 × 33 ×…× 183 × 193 ≡ 3^20 (mod 5)
3^4 = 81 ≡ 1 (mod 5)
3^20 = (3^4)^5 ≡ 1^5 ≡ 1 (mod 5)