Properties of the Number 6724

Six Thousand Seven Hundred Twenty-Four

Basics

Value: 6723 → 6724 → 6725

Parity: even

Prime: No

Previous Prime: 6719

Next Prime: 6733

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 41 ²

Divisors: 1, 2, 4, 41, 82, 164, 1681, 3362, 6724

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1101001000100

Octal: 15104

Duodecimal: 3A84

Hexadecimal: 1a44

Square: 45212176

Square Root: 82

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

Even squares: a(n) = (2·n)². A16742

Squares of the squarefree semiprimes (p²*q²). A85986

Denominator of 1/4 - 1/n². A61038

Powers of composite squarefree numbers that are not squarefree. A303606

a(n) = (3·n+1)². A16778

a(n) and floor(a(n)/4) are both squares; i.e., squares that remain squares when written in base 4 and last digit is removed. A55808

Numbers with 9 divisors. A30627

Numbers m with the property that the symmetric representation of σ(m) has three parts of width one. A247687

Products of squares of 2 or more distinct primes. A177492

Largest square <= n³. A65733