Properties of the Number 90213

Ninety Thousand Two Hundred Thirteen

Basics

Value: 90212 → 90213 → 90214

Parity: odd

Prime: No

Previous Prime: 90203

Next Prime: 90217

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 30071

Divisors: 1, 3, 30071, 90213

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: 10110000001100101

Octal: 260145

Duodecimal: 44259

Hexadecimal: 16065

Square: 8138385369

Square Root: 300.3547902065156

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

Sum of first n Honaker primes. A276255

Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 110-111-001 pattern in any orientation. A146235

Number of n X n binary arrays symmetric about the diagonal and under 90 degree rotation with all ones connected only in a 110-111-001 pattern in any orientation. A146237

Number of (undirected) Hamiltonian cycles in the binary n-cube, or the number of cyclic n-bit Gray codes. A66037

Maximum length of a simple path with no chords in the n-dimensional hypercube, also known as snake-in-the-box problem. A99155

Complexity of tensor sum of n graphs; or spanning trees on n-cube. A6237

Alternating row sums of array A090214 ((4,4)-Stirling2). A90213