Properties of the Number 49124

Forty-Nine Thousand One Hundred Twenty-Four

Basics

Value: 49123 → 49124 → 49125

Parity: even

Prime: No

Previous Prime: 49123

Next Prime: 49139

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 12281

Divisors: 1, 2, 4, 12281, 24562, 49124

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011111111100100

Octal: 137744

Duodecimal: 24518

Hexadecimal: bfe4

Square: 2413167376

Square Root: 221.63934668736056

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

Let p = n-th prime == 3 mod 8; a(n) = sum of quadratic residues mod p that are < p/2. A282721

Convolution of the prime numbers with φ(n). A86734

Least number m such that floor((3ⁿ-m)/(2ⁿ-m)) > floor(3ⁿ/2ⁿ). A153725

Number of triangles that can be built from rods with lengths 1,2,...,n by using and concatenating not necessarily all rods. A160456

Revert transform of (-1 + x + x²)/((x - 1)*(x + 1)). A49124