Properties of the Number 2743

Two Thousand Seven Hundred Forty-Three

Basics

Value: 2742 → 2743 → 2744

Parity: odd

Prime: No

Previous Prime: 2741

Next Prime: 2749

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 13 × 211

Divisors: 1, 13, 211, 2743

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101010110111

Octal: 5267

Duodecimal: 1707

Hexadecimal: ab7

Square: 7524049

Square Root: 52.373657500693994

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

a(n) = n³ - 1. A68601

Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 24. A51989

Values of n such that L(11) and N(11) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A227449

a(1) = 1; a(n) is smallest number >= a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A33680

Numbers whose smallest prime factor is 13. A84970

Non-palindromic balanced numbers (in base 10). A256075

Poincaré series for invariant polynomial functions on the space of binary forms of degree 7. A293933

a(1) = 5; a(n) is smallest number > a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A74340

a(1) = 6; a(n) is smallest number > a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A74342

Composites whose prime factorization in base 2 is an anagram of the number in base 2. A260046