Properties of the Number 49400

Forty-Nine Thousand Four Hundred

Basics

Value: 49399 → 49400 → 49401

Parity: even

Prime: No

Previous Prime: 49393

Next Prime: 49409

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 5 ² × 13 × 19

Divisors: 1, 2, 4, 5, 8, 10, 13, 19, 20, 25

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100000011111000

Octal: 140370

Duodecimal: 24708

Hexadecimal: c0f8

Square: 2440360000

Square Root: 222.26110770892868

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 polyominoes with n cells, symmetric about diagonal 2. A56878

T(n,k)=Number of nXk binary matrices M with rows in strictly increasing order and rows of M·Mtranspose (mod 2) in strictly increasing order. A181266

Row sums of triangle A134480. A134481

Number of solutions to x² + y² + z² + w² <= n², where x, y, z, w are positive odd integers. A349611

Spontaneous magnetization coefficients for square lattice spin 1 Ising model. A10102

Expansion of ((1 + 2 * ∑_k>=1 q^k²)¹⁶ - 1) / 32. A302855

Minimal covering numbers. A160559

a(n) = n*(n + 1)*(3·n + 1). A27903

Number of 3 X n binary matrices M with rows in strictly increasing order and rows of M·Mtranspose (mod 2) in strictly increasing order. A181271

a(n) = A016755(n) - A001845(n). A188050