Properties of the Number -18703

Eighteen Thousand Seven Hundred Three

Basics

Value: -18704 → -18703 → -18702

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 59 × 317

Divisors: 1, 59, 317, 18703

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100100100001111

Octal: -44417

Duodecimal: -A9A7

Hexadecimal: -490f

Square: 349802209

Square Root: 136.758911958234

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

Values of n such that L(20) and N(20) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A227523

Numbers k such that τ(k) = τ(k+1) mod 691, where τ is Ramanujan's τ function A000594. A121733

a(n) = [xⁿ] 1/(1-x)ⁿ * ∏_k=1..n 1/(1-x^k). A292613

a(n) = ∑_{k = 0..n} binomial(n + 1, k + 1)*binomial(n, k)*k!. A129833

Number of partitions of n with rank a multiple of 4. A363233

Sequence of integers defined by 3-expansion of π-3. A282730

Number of partitions of n with nine kinds of 1. A320755

The number of partitions of n which represent Chomp positions with Sprague-Grundy value 7. A284780

Smallest number that is the sum of n > 2 consecutive primes and also the sum of n consecutive composites. A391771