Properties of the Number 25387

Twenty-Five Thousand Three Hundred Eighty-Seven

Basics

Value: 25386 → 25387 → 25388

Parity: odd

Prime: No

Previous Prime: 25373

Next Prime: 25391

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 53 × 479

Divisors: 1, 53, 479, 25387

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110001100101011

Octal: 61453

Duodecimal: 12837

Hexadecimal: 632b

Square: 644499769

Square Root: 159.33298465791697

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

Sum of the squares of the larger parts of the partitions of 2n into two squarefree parts. A280322

Cube root of A030683. A30684

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 605", based on the 5-celled von Neumann neighborhood. A273177

Number of nX3 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero. A317031

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero. A317036

Numbers that are the sum of 4 distinct nonzero squares in 3 or more ways. A25387