Properties of the Number 49223

Forty-Nine Thousand Two Hundred Twenty-Three

Basics

Value: 49222 → 49223 → 49224

Parity: odd

Prime: Yes

Previous Prime: 49211

Next Prime: 49253

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 49223

Divisors: 1, 49223

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100000001000111

Octal: 140107

Duodecimal: 2459B

Hexadecimal: c047

Square: 2422903729

Square Root: 221.86257007435933

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

Numbers k such that (9^k + 1)/10 is a prime. A57175

Primes p=prime(i) of level (1,5), i.e., such that A118534(i) = prime(i-5). A118464

Number of dyslexic planted planar trees with n nodes. A32128

Odd primes p for which there are exactly as many primes in the range [prevprime(p)², prevprime(p)*p] as there are in the range [prevprime(p)*p, p²], where prevprime(p) gives the previous prime before prime p. A256473

Lexicographically largest strictly increasing sequence of primes for which the continued square root map produces Feigenbaum's constant δ = 4.6692016... (A006890). A257809

Number of (n+1)X(n+1) 0..3 symmetric matrices containing all values 0..3 with every 2X2 subblock having three distinct values, and new values 0..3 introduced in lower triangle row major order. A210816

a(n) = ∑_{k = 0..n} (-1)^n+k*binomial(n, k)*binomial(n+k, k)*A108625(n-1, n-k). A376458

A convolution triangle of numbers obtained from A025750. A49223