Properties of the Number 51415

Fifty-One Thousand Four Hundred Fifteen

Basics

Value: 51414 → 51415 → 51416

Parity: odd

Prime: No

Previous Prime: 51413

Next Prime: 51419

Digit Sum: 16

Digital Root: 7

Palindrome: Yes

Factorization: 5 × 7 × 13 × 113

Divisors: 1, 5, 7, 13, 35, 65, 91, 113, 455, 565

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100100011010111

Octal: 144327

Duodecimal: 25907

Hexadecimal: c8d7

Square: 2643502225

Square Root: 226.74875964379606

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 that are palindromic and divisible by 5. A43040

4-dimensional analog of centered polygonal numbers. A6323

Palindromes with exactly 4 distinct prime factors. A46394

Palindromes n such that n+(product of digits of n) gives a larger palindrome. A114341

Numbers k such that the sum of the first k consecutive prime numbers is pandigital (includes all 10 digits at least once). A228468

Zeroless numbers n such that n and n - (product of digits of n) are both palindromes. A229761

Number of compositions of n with exactly five occurrences of the largest part. A243740

Numbers k with nonzero digits such that k +/- the product of digits of k are both palindromes. A244547

Palindromic numbers such that the sum of the digits equals the number of divisors. A263720

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 115", based on the 5-celled von Neumann neighborhood. A270183