Properties of the Number 11217

Eleven Thousand Two Hundred Seventeen

Basics

Value: 11216 → 11217 → 11218

Parity: odd

Prime: No

Previous Prime: 11213

Next Prime: 11239

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 3739

Divisors: 1, 3, 3739, 11217

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101111010001

Octal: 25721

Duodecimal: 65A9

Hexadecimal: 2bd1

Square: 125821089

Square Root: 105.9103394386025

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

Number of binary [ n,4 ] codes without 0 columns. A34345

Denominators of fractions with the same position in A020652/A038567 and A182972/A182973. A182976

Numerators of continued fraction convergents to sqrt(823). A42588

When cubed gives number composed just of the digits 1, 2, 3, 4, 5. A61813

Number of pairs (λ,μ) of partitions λ of n and μ of nine with μ <= λ (by diagram containment). A303859

Sum of terms in periodic part of continued fraction expansion of square root of -1+2ⁿ. A77629

Indices where A138554 requires only squares < floor(sqrt(n))². A138555

Number of nondecreasing arrangements of n+2 numbers in 0..8 with the last equal to 8 and each after the second equal to the sum of one or two of the preceding three. A190040

Number of partitions of n where the frequencies alternate in parity. A242984

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 374", based on the 5-celled von Neumann neighborhood. A271459