Properties of the Number 25275

Twenty-Five Thousand Two Hundred Seventy-Five

Basics

Value: 25274 → 25275 → 25276

Parity: odd

Prime: No

Previous Prime: 25261

Next Prime: 25301

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 ² × 337

Divisors: 1, 3, 5, 15, 25, 75, 337, 1011, 1685, 5055

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001010111011

Octal: 61273

Duodecimal: 12763

Hexadecimal: 62bb

Square: 638825625

Square Root: 158.98113095584645

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

n for which floor((4/3)ⁿ) is prime. A70762

a(n) = 2·a(n-1) - a(n-2) + a(n-4) for n>3, a(0)=2, a(1)=3, a(2)=5, a(3)=7, a sequence related to Lucas numbers. A291660

Composite numbers that contain only prime digits and whose prime factors contain only prime digits. A387093

Number of aperiodic bracelets (turnover necklaces) with n beads of 5 colors. A32296

Terms in A046034 which are pairwise products of terms in A046034. A153446

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 403", based on the 5-celled von Neumann neighborhood. A271809

For n >= 1, a(n) = A007088(n)/gcd(n, A007088(n)). A354838

Array read by antidiagonals: T(n,k) = number of primitive (period n) bracelets using a maximum of k different colored beads. A276550

a(n) = a(1)*a(n-1) + a(2)*a(n-2) + ...+ a(n-1)*a(1) for n >= 5, with initial values 1,0,1,0. A25275