Properties of the Number 27012

Twenty-Seven Thousand Twelve

Basics

Value: 27011 → 27012 → 27013

Parity: even

Prime: No

Previous Prime: 27011

Next Prime: 27017

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 2251

Divisors: 1, 2, 3, 4, 6, 12, 2251, 4502, 6753, 9004

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110100110000100

Octal: 64604

Duodecimal: 13770

Hexadecimal: 6984

Square: 729648144

Square Root: 164.35327803241407

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 necklaces with n beads of 2 colors, allowing turning over (these are also called bracelets). A29

Numbers that are the sum of 7 nonzero 8th powers. A3385

Number of n-bead necklaces of 3 colors allowing reversal, with no adjacent beads having the same color. A208539

Table read by antidiagonals: T(n,k) is the number of tilings of the n X k torus up to 180-degree rotation by two tiles that are both fixed under 180-degree rotation. A368307

Number of products of factorials not exceeding n!. A101976

Number of 4Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 1 0 vertically. A207113

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 1 0 vertically. A207111

a(n) = T(2·n, n+1), T given by A027011. A27012