Properties of the Number 2495

Two Thousand Four Hundred Ninety-Five

Basics

Value: 2494 → 2495 → 2496

Parity: odd

Prime: No

Previous Prime: 2477

Next Prime: 2503

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 × 499

Divisors: 1, 5, 499, 2495

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 100110111111

Octal: 4677

Duodecimal: 153B

Hexadecimal: 9bf

Square: 6225025

Square Root: 49.949974974968704

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

Second spoke of a hexagonal spiral. A56106

Fibonacci sequence beginning 1, 6. A22096

Number of polyiamonds with n cells that tile the plane. A71332

Numbers k such that 2·k! - 1 is prime. A76133

Numbers n such that Q(sqrt(n)) has class number 6. A218038

Composites whose prime factorization in base 2 is an anagram of the number in base 2. A260046

A sequence of asymptotic density ζ(7) - 1, where ζ is the Riemann ζ function. A143033

T(n,k)=Number of length n+4 0..k arrays with no five consecutive elements with pattern ababa or abbba (possibly a=b) and new values 0..k introduced in 0..k order. A244185

Semiprimes in A056106. A113524

a(n) is the numerator of the probability that the free polyomino with binary code A246521(n+1) appears as the image of a simple random walk on the square lattice. A367994