Properties of the Number 56823

Fifty-Six Thousand Eight Hundred Twenty-Three

Basics

Value: 56822 → 56823 → 56824

Parity: odd

Prime: No

Previous Prime: 56821

Next Prime: 56827

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 13 × 31 × 47

Divisors: 1, 3, 13, 31, 39, 47, 93, 141, 403, 611

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101110111110111

Octal: 156767

Duodecimal: 28A73

Hexadecimal: ddf7

Square: 3228853329

Square Root: 238.37575380059104

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 ω(k) = 4 and the largest prime factor of k equals the sum of its remaining distinct prime factors, where ω(k) = A001221(k). A383728

Number of involutions of length n having exactly n inversions. A214086

Numbers n such that (i) the sum of the distinct primes dividing n is divisible by the largest prime dividing n and (ii) n has exactly 4 distinct prime factors and (iii) n is squarefree. A71143

a(n) = n·A007504(n)/2 = n*(sum of first n primes)/2. A156778

Number of compositions minus number of partitions: A011782(n) - A000041(n). A56823