Properties of the Number 31348

Thirty-One Thousand Three Hundred Forty-Eight

Basics

Value: 31347 → 31348 → 31349

Parity: even

Prime: No

Previous Prime: 31337

Next Prime: 31357

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 17 × 461

Divisors: 1, 2, 4, 17, 34, 68, 461, 922, 1844, 7837

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111101001110100

Octal: 75164

Duodecimal: 16184

Hexadecimal: 7a74

Square: 982697104

Square Root: 177.05366418123066

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

a(n) is the number of n-celled fixed polyominoes with at least 180 degree rotational symmetry about the center of a square in the lattice. A390653

Numbers k such that k¹⁰ == 1 (mod 11⁴). A56094

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 825", based on the 5-celled von Neumann neighborhood. A284186

a(n) = A001209(n) + 1. A196069

Number of 6-cycles in the n X n knight graph. A289181

Revert transform of (-1 + 3x - 2x² + x³)/(2x - 1). A49135

2-multiplicative persistence: number of iterations of "multiply 2nd powers of digits" needed to reach 0 or 1. A31348

Number of 4Xn 0..1 arrays avoiding 0 1 0 horizontally and 1 0 0 vertically. A206890