Properties of the Number 13747

Thirteen Thousand Seven Hundred Forty-Seven

Basics

Value: 13746 → 13747 → 13748

Parity: odd

Prime: No

Previous Prime: 13729

Next Prime: 13751

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 59 × 233

Divisors: 1, 59, 233, 13747

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11010110110011

Octal: 32663

Duodecimal: 7B57

Hexadecimal: 35b3

Square: 188980009

Square Root: 117.24760125478048

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

Fermat pseudoprimes to base 2, also called Sarrus numbers or Poulet numbers. A1567

Expansion of x⁹/((1-x)*(1-x²)*(1-x³))². A117485

Super-Poulet numbers: Poulet numbers whose divisors d all satisfy d∣2^d-2. A50217

Fermat pseudoprimes to base 2 with two prime factors. A214305

Strong pseudoprimes to base 4. A20230

Sarrus numbers A001567 that are not Carmichael numbers A002997. A153508

Pseudoprimes whose prime factors do not divide any smaller pseudoprime. A84653

Odd composite integers m such that A052918(m-J(m,29)) == 0 (mod m) and gcd(m,29)=1, where J(m,29) is the Jacobi symbol. A340095

Odd 10-gonal (or decagonal) numbers. A28993

Composite numbers k which divide A001045(k-1). A66488