Properties of the Number 55790

Fifty-Five Thousand Seven Hundred Ninety

Basics

Value: 55789 → 55790 → 55791

Parity: even

Prime: No

Previous Prime: 55787

Next Prime: 55793

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 × 7 × 797

Divisors: 1, 2, 5, 7, 10, 14, 35, 70, 797, 1594

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101100111101110

Octal: 154756

Duodecimal: 28352

Hexadecimal: d9ee

Square: 3112524100

Square Root: 236.19906858410766

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 the sum of four third powers in exactly eight ways. A345153

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with all rows and columns having a strictly positive second derivative in a quadratic least squares fit. A223159

Number of (n+2)X3 0..3 arrays with all rows and columns having a strictly positive second derivative in a quadratic least squares fit. A223158

Harary index of the n X n queen graph. A296196

a(n) = n·a(n-1) + (n-2)*a(n-2), a(0) = 0, a(1) = 2. A55790