Properties of the Number 25457

Twenty-Five Thousand Four Hundred Fifty-Seven

Basics

Value: 25456 → 25457 → 25458

Parity: odd

Prime: Yes

Previous Prime: 25453

Next Prime: 25463

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 25457

Divisors: 1, 25457

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 110001101110001

Octal: 61561

Duodecimal: 12895

Hexadecimal: 6371

Square: 648058849

Square Root: 159.55249919697278

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

Take an n X n square grid of points in the plane; a(n) = number of ways to divide the points into two sets using a straight line. A114043

Initial term in sequence of four consecutive primes separated by 3 consecutive differences each <=6 (i.e., when d=2,4 or 6) and forming d-pattern=[6, 6,2]; short d-string notation of pattern = [662]. A78857

Primes of form n² + 14641. A256839

Primes which are the sum of three positive 4th powers. A85318

Prime numbers that are the sum of three distinct positive fourth powers. A126657

Number of partitions of n having population standard deviation > 1. A238619

Diagonal of triangle in A082737. A82738

Concatenation of prime p and nextprime(p) is prime -> cycles of 2 steps possible. A36339

Primes p of the form a⁴+b⁴+c⁴ with a,b,c>=1 such that a²+b²+c² is another prime < p. A126117

Numbers k such that [prime(k), prime(k+1), prime(k+2)] = [1, 2, 3] mod 11. A302767