Properties of the Number 25929

Twenty-Five Thousand Nine Hundred Twenty-Nine

Basics

Value: 25928 → 25929 → 25930

Parity: odd

Prime: No

Previous Prime: 25919

Next Prime: 25931

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 43 × 67

Divisors: 1, 3, 9, 43, 67, 129, 201, 387, 603, 2881

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110010101001001

Octal: 62511

Duodecimal: 13009

Hexadecimal: 6549

Square: 672313041

Square Root: 161.0248428038357

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

Fibonacci sequence beginning 2, 15. A22117

T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with all rows and columns having a strictly positive second derivative in a quadratic least squares fit. A223157

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 209", based on the 5-celled von Neumann neighborhood. A270893

a(n) = (n - 1) * ∑_k=2..n A000010(k). A385682

Coordination sequence for 6-dimensional cyclotomic lattice Z[zeta₉]. A126899

Number of (n+2)X4 0..2 arrays with all rows and columns having a strictly positive second derivative in a quadratic least squares fit. A223156

Expansion of ∑_k>=0 x^k*(k+1) / ∏_j=1..k (1 - x^j)^j. A306664

Expansion of 1/((1-2x)(1-3x)(1-4x)(1-12x)). A25929