Properties of the Number 4243

Four Thousand Two Hundred Forty-Three

Basics

Value: 4242 → 4243 → 4244

Parity: odd

Prime: Yes

Previous Prime: 4241

Next Prime: 4253

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 4243

Divisors: 1, 4243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000010010011

Octal: 10223

Duodecimal: 2557

Hexadecimal: 1093

Square: 18003049

Square Root: 65.13831437794502

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 2·n² + 11. A50265

Primes formed by concatenating n with n+1. A30458

a(n) = n concatenated with n + 1. A1704

Lower prime of a difference of 10 between consecutive primes. A31928

Primes from merging of 4 successive digits in decimal expansion of e. A104845

Primes whose decimal expansion is a concatenation of two or more consecutive increasing numbers (no leading zeros allowed). A52087

Primes such that the sum of the predecessor and successor primes is divisible by 31. A113155

a(1) = 10; a(n) is smallest number > a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A74346

Primes having only {2, 3, 4} as digits. A199342

Numbers whose decimal expansion is a concatenation of 2 consecutive increasing nonnegative numbers. A127421

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