Properties of the Number 11245

Eleven Thousand Two Hundred Forty-Five

Basics

Value: 11244 → 11245 → 11246

Parity: odd

Prime: No

Previous Prime: 11243

Next Prime: 11251

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 5 × 13 × 173

Divisors: 1, 5, 13, 65, 173, 865, 2249, 11245

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101111101101

Octal: 25755

Duodecimal: 6611

Hexadecimal: 2bed

Square: 126450025

Square Root: 106.04244433244644

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

T(n,k)=Number of nXk binary arrays with top left value 1 and no two ones adjacent horizontally, diagonally or antidiagonally. A228660

Numbers k such that 3·R_k - 2 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A55557

a(n) = n*(n-th prime) + (n+1)*((n+1)-th prime). A152117

Every suffix prime and no 0 digits in base 6 (written in base 6). A24781

Numbers n that are the product of three distinct odd primes and x² + y² = n has integer solutions. A264498

Numbers k such that 2⁴ * 3^k - 1 is prime. A385115

a(n) is such that the a(n)-th composite number is (n-th prime)². A120389

Number of partitions p of n such that min(p) <= (number of parts of p) <= max(p). A325343

a(n) is the number of vertices formed by n-secting the angles of a pentagon. A335554

Integers of the form (k+1)*(2k+1)/12. A164578