Properties of the Number 27249

Twenty-Seven Thousand Two Hundred Forty-Nine

Basics

Value: 27248 → 27249 → 27250

Parity: odd

Prime: No

Previous Prime: 27241

Next Prime: 27253

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 31 × 293

Divisors: 1, 3, 31, 93, 293, 879, 9083, 27249

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110101001110001

Octal: 65161

Duodecimal: 13929

Hexadecimal: 6a71

Square: 742508001

Square Root: 165.072711251739

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 (n+1) X (4+1) 0..1 arrays with each 2 X 2 subblock having clockwise pattern 0000 0011 or 0101. A259218

Number of fixed polyhexes of area n with holes. A389191

Numbers n such that the n-th digit (after the decimal point) in the decimal expansion of π are the occurrence of the least significant digit represented by the more significant digits. A201545

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), (0, 1, 0), (1, 0, 1), (1, 1, -1), (1, 1, 1)}. A151205

T(n,k) is the number of (n+1) X (k+1) 0..1 arrays with each 2 X 2 subblock having clockwise pattern 0000 0011 or 0101. A259222

a(n) = ∑_k=0..n-2 T(n,k) * T(n,k+2), with T given by A026780. A27249