Properties of the Number 42743

Forty-Two Thousand Seven Hundred Forty-Three

Basics

Value: 42742 → 42743 → 42744

Parity: odd

Prime: Yes

Previous Prime: 42737

Next Prime: 42751

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 42743

Divisors: 1, 42743

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010011011110111

Octal: 123367

Duodecimal: 2089B

Hexadecimal: a6f7

Square: 1826964049

Square Root: 206.74380280917734

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 that are palindromic in base 14. A29981

Primes p such that p+8, p+86, p+864 are prime. A236302

Number of monocyclic skeletons with n carbon atoms and a ring size of 4. A116719

Number of winning binary "same game" templates with ternary digits totaling n. A66346

Greatest number (in decimal representation) with n nonprime substrings in base-6 representation (substrings with leading zeros are considered to be nonprime). A217116

Primes p such that (p+nextprime(p))/6 is prime and 6·p is the sum of two consecutive primes. A339775

Number of n X n symmetric binary arrays with rows, considered as graycode numbers, in nondecreasing order, and an even number of ones in each row. A162074

Denominators of continued fraction convergents to sqrt(902). A42743