341 (number)

341 (three hundred [and] forty-one) is the natural number following 340 and preceding 342.

In mathematics

• 341 is the sum of seven consecutive primes (37 + 41 + 43 + 47 + 53 + 59 + 61).
• 341 is an octagonal number and a centered cube number.
• 341 is a super-Poulet number.
• 341 is the smallest Fermat pseudoprime; it is the least composite odd modulus m greater than the base b, that satisfies the Fermat property "b^m−1 − 1 is divisible by m", for bases up to 128 of b = 2, 15, 60, 63, 78, and 108.
• 341 is a palindrome in base 2 (101010101₂), 4 (11111₄), 8 (525₈), 17 (131₁₇) and 30 (BB₃₀).
• 341 is repdigit in base 4 (11111₄) and 30 (BB₃₀).