Properties of the Number 26659

Twenty-Six Thousand Six Hundred Fifty-Nine

Basics

Value: 26658 → 26659 → 26660

Parity: odd

Prime: No

Previous Prime: 26647

Next Prime: 26669

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 53 × 503

Divisors: 1, 53, 503, 26659

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110100000100011

Octal: 64043

Duodecimal: 13517

Hexadecimal: 6823

Square: 710702281

Square Root: 163.2758402213873

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

Numbers k such that the largest prime divisor of k⁴+1 is less than k. A309562

Frobenius number of the numerical semigroup generated by consecutive cubes. A69763

Triangular array T read by rows: T(n,0)=T(n,n)=1 for n >= 0; for n >= 2 and 1<=k<=n-1, if n is odd, then T(n,k)=T(n-1,k-1)+T(n-2,k-1)+T(n-1,k) if k is odd and <=[ n/2 ] or if k is even and >[ n/2 ]; in all other cases, T(n,k)=T(n-1,k-1)+T(n-1,k). A26659

Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00010101. A260473