Properties of the Number 25338

Twenty-Five Thousand Three Hundred Thirty-Eight

Basics

Value: 25337 → 25338 → 25339

Parity: even

Prime: No

Previous Prime: 25321

Next Prime: 25339

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 41 × 103

Divisors: 1, 2, 3, 6, 41, 82, 103, 123, 206, 246

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110001011111010

Octal: 61372

Duodecimal: 127B6

Hexadecimal: 62fa

Square: 642014244

Square Root: 159.1791443625703

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

Consider a room of size r X s where rs = 2n and 1 <= r, 1 <= s; count ways to arrange n Tatami mats in room; a(n) = total number of ways for all choices of r and s. Two arrangements are distinguished if one is a rotation or reflection of the other. A67925

Composite numbers k such that D(k) == 3 (mod k), where D(k) is the k-th central Delannoy number (A001850). A330203

Numbers k such that 25·2^k + 9 is prime. A392300

Numbers that are the sum of 3 nonzero squares in 10 or more ways. A25338

T(n,k) is the sum of the path counts in the (right-aligned Ferrers plots of) the partitions of n in exactly k parts. A180683

Number of nX6 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..1 nX6 array. A218062