Properties of the Number 26148

Twenty-Six Thousand One Hundred Forty-Eight

Basics

Value: 26147 → 26148 → 26149

Parity: even

Prime: No

Previous Prime: 26141

Next Prime: 26153

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 2179

Divisors: 1, 2, 3, 4, 6, 12, 2179, 4358, 6537, 8716

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110011000100100

Octal: 63044

Duodecimal: 13170

Hexadecimal: 6624

Square: 683717904

Square Root: 161.70343224557726

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

Triangle read by rows: T(n,k) is the number of k-block partitions of an n-set up to rotations and reflections. A152176

Number of partitions of n where the difference between consecutive parts is at most 9. A238869

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000101 00010001 or 00010101. A260609

Maximal length of rook tour on an n X n board. A6071

Divide primes in groups with 2n elements and add together. A109726

Number of bracelet structures using exactly four different colored beads. A56359

Maximal length of rook tour on an n X n+2 board. A152133

Triangle T(n,k), n >= 2, 0 <= k <= floor(n²/2)-2, read by rows, where T(n,k) is the number of 2*(k+2)-cycles in the n X n grid graph which pass through NW corner (0,0). A333651

G.f.: -2*(-2 - 11·x - 4·x² + x³)/(x - 1)⁴. A152110

Numbers k such that φ(k-6) = φ(k) = φ(k+6). A217006