Properties of the Number 42863

Forty-Two Thousand Eight Hundred Sixty-Three

Basics

Value: 42862 → 42863 → 42864

Parity: odd

Prime: Yes

Previous Prime: 42859

Next Prime: 42899

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 42863

Divisors: 1, 42863

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010011101101111

Octal: 123557

Duodecimal: 2097B

Hexadecimal: a76f

Square: 1837236769

Square Root: 207.0338136633724

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 p such that q-p = 36, where q is the next prime after p. A134117

Primes of the form 2·n² + 74·n + 35. A217500

Largest prime < n³. A77037

Least integer m > 0 with π(m·n) = σ(m+n), where π(.) and σ(.) are given by A000720 and A000203. A247604

Primes for which the five closest primes are smaller. A75037

"Convex" primes: extremal primes in the sense of Tutaj. A246033

Primes having square prime gaps to both neighbor primes. A353088

G.f. satisfies: A(x) = (1 + x*(1-x)*A(x)) * (1 + x²*A(x)²). A216616

Primes of the form n² + 14. A243449

Primes p that have exactly three primitive roots that are not primitive roots mod p². A60519