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Properties of the Number 31304

Thirty-One Thousand Three Hundred Four

Basics

Value: 31303 → 31304 → 31305

Parity: even

Prime: No

Previous Prime: 31277

Next Prime: 31307

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 3 × 7 × 13 × 43

Divisors: 1, 2, 4, 7, 8, 13, 14, 26, 28, 43

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 111101001001000

Octal: 75110

Duodecimal: 16148

Hexadecimal: 7a48

Square: 979940416

Square Root: 176.92936443677178

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

Number of complete rulers with length n. A103295
Number of ways of writing n as a sum of 7 squares. A8451
E.g.f.: 1/(1-x) * ∏k>0 (1 + sinh(xk/k)). A270597
Expansion of ∏m>=1 (1+qm)-7. A22602
θ series of D7 lattice. A8429
A generalized partition function. A2600
a(n) = n*(n+1)*(n+7)*(122+57·n+n2)/120. A101862
a(3n) = floor(43·2n/28) - 1, a(3n+1) = a(3n) + 3·2n-3, a(3n+2) = floor(17·2n/7 - 6/7) for n>=3. A123946
Number of length-n 0..7 arrays with no repeated value equal to the previous repeated value. A269466
Number of length-5 0..n arrays with no repeated value equal to the previous repeated value. A269469