Properties of the Number 27245

Twenty-Seven Thousand Two Hundred Forty-Five

Basics

Value: 27244 → 27245 → 27246

Parity: odd

Prime: No

Previous Prime: 27241

Next Prime: 27253

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 × 5449

Divisors: 1, 5, 5449, 27245

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110101001101101

Octal: 65155

Duodecimal: 13925

Hexadecimal: 6a6d

Square: 742290025

Square Root: 165.0605949341029

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

Fundamental discriminants d uniquely characterizing all complex biquadratic fields Q(sqrt(-3),sqrt(d)) which have 3-class group of type (3,3) and second 3-class group isomorphic to either SmallGroup(2187,247)-#1;5 or SmallGroup(2187,247)-#1;9. A250242

Numbers m such that [A070080(m), A070081(m), A070082(m)] is a right integer triangle. A70136

a(n) = A007678(2·n)/(2·n). A341734

Number of length 3+3 0..n arrays with some disjoint pairs in every consecutive four terms having the same sum. A247535

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, 0, 1), (0, 1, -1), (0, 1, 0), (1, 0, 1)}. A150278

Sum of squares of numbers in row n of array T given by A026769. A27245