Properties of the Number 51679

Fifty-One Thousand Six Hundred Seventy-Nine

Basics

Value: 51678 → 51679 → 51680

Parity: odd

Prime: Yes

Previous Prime: 51673

Next Prime: 51683

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 51679

Divisors: 1, 51679

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100100111011111

Octal: 144737

Duodecimal: 25AA7

Hexadecimal: c9df

Square: 2670719041

Square Root: 227.3301563805383

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

Number of multisets whose right half (inclusive) sums to n. A360671

Primes p such that p-1 and p+1 are both divisible by fourth powers. A86709

The set S of primes q satisfying certain conditions (see Müller, 2010 for precise definition). A275739

a(n) = T(2·n+2,n), array T as in A055216. A55218

Primes of the form (p² - 1)/8 - p, where p is also a prime. A165567

Primes of the form p=floor(T/6), T are triangular numbers. A171595

Successive record-setters for τ(n+1)*τ(n-1)/τ(n)², where τ(n) is the number of divisors of n. A94342

Primes of the form 8·k² + 6·k - 1 for positive k. A187677

Number of (n+1) X (4+1) 0..2 arrays with no 2 X 2 subblock having the sum of its diagonal elements greater than the maximum of its antidiagonal elements. A251133

Number of (n+1) X (7+1) 0..2 arrays with no 2 X 2 subblock having the sum of its diagonal elements greater than the maximum of its antidiagonal elements. A251136