Properties of the Number 51537

Fifty-One Thousand Five Hundred Thirty-Seven

Basics

Value: 51536 → 51537 → 51538

Parity: odd

Prime: No

Previous Prime: 51521

Next Prime: 51539

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 41 × 419

Divisors: 1, 3, 41, 123, 419, 1257, 17179, 51537

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100100101010001

Octal: 144521

Duodecimal: 259A9

Hexadecimal: c951

Square: 2656062369

Square Root: 227.01762046149634

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

Numbers k such that the k-th triangular number is a binary palindrome. A350988

Number of integers <= 2ⁿ of form 4 x² + 4·y + 5 y². A76

Number of length 5+2 0..n arrays with every three consecutive terms having the sum of some two elements equal to twice the third. A248438

Numbers k such that (26·10^k - 503)/9 is prime. A296051

Triangle read by rows: T(i,j) = lcm(i,j)/gcd(i,j) for 1 <= j <= i. A51537