Properties of the Number -210304

Two Hundred Ten Thousand Three Hundred Four

Basics

Value: -210305 → -210304 → -210303

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ⁷ × 31 × 53

Divisors: 1, 2, 4, 8, 16, 31, 32, 53, 62, 64

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110011010110000000

Octal: -632600

Duodecimal: -A1854

Hexadecimal: -33580

Square: 44227772416

Square Root: 458.58914073492843

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 n such that (i) the largest prime factor of n is not a palindrome and (ii) the sum of the factorials of the digits of n is equal to the largest prime factor of n reversed. A74301

Let f(k) denote the largest prime factor of k which is not a palindrome. Sequence gives numbers k such that the sum of the factorials of the digits of k is equal to f(k) reversed. A111185

E.g.f.: exp(∑_n>=1 A010815(n)*xⁿ/n). A294341