Properties of the Number -503

Five Hundred Three

Basics

Value: -504 → -503 → -502

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 503

Divisors: 1, 503

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: -111110111

Octal: -767

Duodecimal: -35B

Hexadecimal: -1f7

Square: 253009

Square Root: 22.427661492005804

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

Expansion of (1-x-x^N)/((1-x)(1-x²)(1-x³)...(1-x^N)) for N = 4. A60023

Expansion of 1/(1 - 4·x + 7·x²). A168175

a(0) = 1, a(1) = 0, a(2) = -1; for n >= 3, a(n) = - a(n-2) + ∑_{primes p with 3 <= p <= n} a(n-p). A2121

a(n) = n - 2^{sum of digits of n}. A328882

E.g.f. A(x) satisfies A(x) = exp( x/A(-x·A(x))³ ). A384855

a(n) = 3ⁿ - n⁹. A24032

Partition function coefficients for square lattice spin 3 Ising model. A56620

Prime-generating polynomial: a(n) = 4·n² + 12·n - 1583. A182409

Expansion of o.g.f. (1-x²)/(1-x+x⁴). A193884

Values of the prime-generating polynomial 4·n² - 284·n + 3449. A210626