Properties of the Number 27994

Twenty-Seven Thousand Nine Hundred Ninety-Four

Basics

Value: 27993 → 27994 → 27995

Parity: even

Prime: No

Previous Prime: 27983

Next Prime: 27997

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 × 13997

Divisors: 1, 2, 13997, 27994

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110101011010

Octal: 66532

Duodecimal: 1424A

Hexadecimal: 6d5a

Square: 783664036

Square Root: 167.31407591712062

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

T(m,n) = Number of m X n knot/link mosaics read by rows, with 1<=n<=m. A375353

a(n) = (2/5)*(9·6^n-2+1). A261399

a(n) = number of terms in s(n), where s(n) is defined in A096055. A112306

a(n) = 15·n² + 6·n + 1. A80861

Composite numbers k such that φ(x) = ψ(k)*φ(k) has no solution. A292714

Numbers whose base-5 representation contains exactly three 3's and three 4's. A45307

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 1, 0), (0, 0, 1), (0, 1, -1), (1, 0, 1)}. A150401

Number of binary words w of length n such that the number of distinct blocks of length k that w contains is <= k+2 for all k. A297526

a(n) = (F(2n+3) - F(n))/2 where F() = Fibonacci numbers A000045. A27994

a(n) is the length of stage n in A137843. A291753