Properties of the Number -452

Four Hundred Fifty-Two

Basics

Value: -453 → -452 → -451

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 113

Divisors: 1, 2, 4, 113, 226, 452

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111000100

Octal: -704

Duodecimal: -318

Hexadecimal: -1c4

Square: 204304

Square Root: 21.2602916254693

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

a(n) = n - A243071(n). A364288

Series expansion of the elliptic function sqrt(k) = theta₂/theta₃ in powers of q^1/4. A127391

Expansion of the elliptic function sqrt(k(q))/q^1/4 in powers of q, where sqrt(k(q)) = theta₂(q)/theta₃(q). A127392

Expansion of φ(q) / φ(q⁴) in powers of q where φ() is a Ramanujan θ function. A208274

Choose smallest m>0 such that the n-th rational prime p ramifies in the imaginary quadratic extension field K = Q(sqrt(-m)); a(n) = discriminant(K). A220861

McKay-Thompson series of class 20d for Monster. A58559

First order recursion: a(0)=1; a(n) = σ(1,n) - a(n-1). A83238

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of f(i,j) = gcd(i+1, j+1) (A204030). A204111

Expansion of φ(x) / φ(x²) * f(-x, -x⁷) / f(-x³, -x⁵) in powers of·where φ(), f() are Ramanujan θ functions. A230534

Expansion of q^-1 * (f(-q³, -q⁵) / f(-q, -q⁷))² in powers of·where f(,) is Ramanujan's two-variable θ function. A245436