Properties of the Number 42923

Forty-Two Thousand Nine Hundred Twenty-Three

Basics

Value: 42922 → 42923 → 42924

Parity: odd

Prime: Yes

Previous Prime: 42901

Next Prime: 42929

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 42923

Divisors: 1, 42923

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010011110101011

Octal: 123653

Duodecimal: 20A0B

Hexadecimal: a7ab

Square: 1842383929

Square Root: 207.1786668554463

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

Primes of the form (p² - 3)/2 where p is also prime. A165635

Primes that remain prime through 3 iterations of function f(x) = 2x + 7. A23275

Numerators of continued fraction convergents to sqrt(469). A41894

a(n) = the number of cubes (of integers > 0) that have bit length n. A365932

Primes which can be represented as the sum of a triangular number and its reverse. A72386

Primes p1 such that p1³+p2²=pp are average of twin primes. p1 and p2 consecutive primes, p1 < p2. A138735

Primes p such that p+-2 and p+-3 are not squarefree. A153214

Primes of the form (2·k³ + 3·k² + k - 12)/6. A178608

a(n) = ∑_{k = 0..n} (-1)^n+k*binomial(n, k)*binomial(n+k, k)²*A108625(n, k). A376460

Denominators of continued fraction convergents to sqrt(993). A42923