Properties of the Number 48969

Forty-Eight Thousand Nine Hundred Sixty-Nine

Basics

Value: 48968 → 48969 → 48970

Parity: odd

Prime: No

Previous Prime: 48953

Next Prime: 48973

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5441

Divisors: 1, 3, 9, 5441, 16323, 48969

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011111101001001

Octal: 137511

Duodecimal: 24409

Hexadecimal: bf49

Square: 2397962961

Square Root: 221.28940327092033

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

Coefficients in 1/(1+P(x)), where P(x) is the generating function of the primes. A30018

a(n) = [ a(n-1)/a(1) ] + [ a(n-3)/a(3) ] + [ a(n-5)/a(5) ] + ..., for n >= 3. A22866

Composite numbers k such that σ(k) / d(k) is prime. A48969

Number of nX5 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 1 or 4 neighboring 1s. A297679