Properties of the Number 31244

Thirty-One Thousand Two Hundred Forty-Four

Basics

Value: 31243 → 31244 → 31245

Parity: even

Prime: No

Previous Prime: 31237

Next Prime: 31247

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ² × 73 × 107

Divisors: 1, 2, 4, 73, 107, 146, 214, 292, 428, 7811

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111101000001100

Octal: 75014

Duodecimal: 160B8

Hexadecimal: 7a0c

Square: 976187536

Square Root: 176.75972391922318

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

n written in fractional base 5/3. A24633

Expansion of 1/(1+2·x²-x³). A77965

Expansion of 1/(1+2·x²+x³). A77967

Number of n X 3 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 n X 3 array. A219286

Number of connected dominating sets in the n-triangular honeycomb queen graph. A289865

a(1) = 0, a(2) = 1, a(n) = a(floor(n/3)) + a(n - floor(n/3)). A71996

Length of n-th run of digit 2 in A031235. A31244