Properties of the Number 2400

Two Thousand Four Hundred

Basics

Value: 2399 → 2400 → 2401

Parity: even

Prime: No

Previous Prime: 2399

Next Prime: 2411

Digit Sum: 6

Digital Root: 6

Palindrome: No

Factorization: 2 ⁵ × 3 × 5 ²

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 100101100000

Octal: 4540

Duodecimal: 1480

Hexadecimal: 960

Square: 5760000

Square Root: 48.98979485566356

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: Yes

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

a(n) = n*(n+2) = (n+1)² - 1. A5563

8 times triangular numbers: a(n) = 4·n*(n+1). A33996

a(n) = 6·n². A33581

Triangle of coefficients of Laguerre polynomials n!*L_n(x) (rising powers of x). A21009

Numbers that are divisible by exactly 8 primes counting multiplicity. A46310

Concentric hexagonal numbers: floor(3·n²/2). A32528

Numbers whose unsorted prime signature is not unimodal. A332282

Numbers k such that σ(k) > 3·k. A68403

Numbers with distinct prime factors 2, 3, and 5. A143207

Jordan function J₄(n). A59377