Properties of the Number 24287

Twenty-Four Thousand Two Hundred Eighty-Seven

Basics

Value: 24286 → 24287 → 24288

Parity: odd

Prime: No

Previous Prime: 24281

Next Prime: 24317

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 149 × 163

Divisors: 1, 149, 163, 24287

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101111011011111

Octal: 57337

Duodecimal: 1207B

Hexadecimal: 5edf

Square: 589858369

Square Root: 155.8428695834365

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 integer partitions of n with a different mean, median, and mode, assuming there is a unique mode. A363725

At stage 1, start with a unit equilateral equiangular triangle. At each successive stage add 3*(n-1) new triangles around outside with edge-to-edge contacts. Sequence gives number of triangles (regardless of size) at n-th stage. A64412

a(n) = prime(n)*prime(n+3). A90090

S₉ sequence in partition of integers > 1 described in A240521. A240536

Sequence of pairwise relatively prime numbers of class P₆ (see comment in A275246). A275251

A213784/12. A213789

Numbers m such that m and m+2 are both brilliant numbers, where brilliant numbers are semiprimes whose prime factors have an equal number of decimal digits, or whose prime factors are equal. A83284

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 27 ones. A31795

Numbers n such that σ(n+2) - σ(n) = prime(n+2) - prime(n). A67058

n-th 6k+1 prime times n-th 6k-1 prime. A48629