Properties of the Number 56394

Fifty-Six Thousand Three Hundred Ninety-Four

Basics

Value: 56393 → 56394 → 56395

Parity: even

Prime: No

Previous Prime: 56393

Next Prime: 56401

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 13 × 241

Divisors: 1, 2, 3, 6, 9, 13, 18, 26, 39, 78

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101110001001010

Octal: 156112

Duodecimal: 28776

Hexadecimal: dc4a

Square: 3180283236

Square Root: 237.47420912595962

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

Map from binary trees of size n to the set of corresponding trivalent plane trees (tpt) represented as size 2n+1 general trees. A83930

Number of nonnesting permutations of the multiset {1,1,2,2,...,n,n} that avoid 123. A382361

a(n) = n * (10·n² - 6n + 1) = n·A087348(n). A104099

Number of step shifted (decimated) sequence structures using a maximum of five different symbols. A56394

Array read by antidiagonals: ((z+sqrt(x))/2)^k + ((z-sqrt(x))/2)^k for columns k >= 0 and rows n >= 0, where x = 4·n+1 and y = ceiling(sqrt(x)) and z = y+1-(y mod 2). A309853