Properties of the Number 25396

Twenty-Five Thousand Three Hundred Ninety-Six

Basics

Value: 25395 → 25396 → 25397

Parity: even

Prime: No

Previous Prime: 25391

Next Prime: 25409

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 7 × 907

Divisors: 1, 2, 4, 7, 14, 28, 907, 1814, 3628, 6349

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 110001100110100

Octal: 61464

Duodecimal: 12844

Hexadecimal: 6334

Square: 644956816

Square Root: 159.3612248948909

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

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with no 2X2 subblock having the minimum of its diagonal elements greater than the absolute difference of its antidiagonal elements. A251228

Number of (n+1) X (1+1) 0..1 arrays with no 2 X 2 subblock having the minimum of its diagonal elements greater than the absolute difference of its antidiagonal elements. A251221

Number of compositions of n with difference -2 between the number of odd parts and the number of even parts, both counted without multiplicity. A242839

Number of commutation classes of reduced words for the longest element of a Weyl group of type B_n. A180605

Number of (n+1)X(7+1) 0..1 arrays with no 2X2 subblock having the minimum of its diagonal elements greater than the absolute difference of its antidiagonal elements. A251227

Number of length-n binary words having no palindromes of length > 5 as contiguous subwords. A329824

Numbers that are the sum of 3 positive cubes in exactly 2 ways. A25396

a(1) = 1, a(2) = 2; a(n) = gcd(a(n-1), a(n-2)) + (a(n-1) + a(n-2))/gcd(a(n-1), a(n-2)). A351871