Properties of the Number 25161

Twenty-Five Thousand One Hundred Sixty-One

Basics

Value: 25160 → 25161 → 25162

Parity: odd

Prime: No

Previous Prime: 25153

Next Prime: 25163

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 8387

Divisors: 1, 3, 8387, 25161

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001001001001

Octal: 61111

Duodecimal: 12689

Hexadecimal: 6249

Square: 633075921

Square Root: 158.62219264655246

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

Expansion of 1/((1+x)*(1-2·x+2·x²-2·x³)). A52942

Denominators of continued fraction convergents to sqrt(202). A41375

E.g.f.: A(x) = exp( ∑_n>=1 2^n(n-1) * xⁿ/n ). A171776

Numbers having four 1's in base 8. A43428

Number of base 11 circular n-digit numbers with adjacent digits differing by 4 or less. A125348

Numbers k such that (302·10^k + 13)/9 is prime. A281144

Table read by antidiagonals: Place k equally spaced points on each side of a regular n-gon and join every pair of these n·k points by a chord; T(n,k) (n >= 3, k >= 0) gives the number of internal vertices in the resulting planar graph. A367303

Number of partitions of n with distinct parts p(i) such that if i ≠ j, then |p(i) - p(j)| >= 7. A25161