Properties of the Number -852

Eight Hundred Fifty-Two

Basics

Value: -853 → -852 → -851

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 71

Divisors: 1, 2, 3, 4, 6, 12, 71, 142, 213, 284

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1101010100

Octal: -1524

Duodecimal: -5B0

Hexadecimal: -354

Square: 725904

Square Root: 29.189039038652847

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 ψ(q) * ψ(q²) * ψ(q⁶) / ψ(q³)³ in powers of q where ψ() is a Ramanujan θ function. A213265

Expansion of c(q⁴) / c(q) in powers of q where c() is a cubic AGM θ function. A123649

Expansion of q * (ψ(q) / ψ(q²)) / (ψ(q³) / ψ(q⁶))³ in powers of q where ψ() is a Ramanujan θ function. A187153

G.f.: ∑_n>=1 (-1)^n-1 * x^n²/(1 - xⁿ)ⁿ. A303506

McKay-Thompson series of class 24f for Monster. A58589

McKay-Thompson series of class 28C for Monster. A58608

McKay-Thompson series of class 40b for Monster. A58666

Expansion of g.f.: x⁴/((1+2·x) * (1-2·x+x²+2·x³)). A123957

Partial sums of odd double factorials (A001147) with alternating signs. A263801

Numerators of expansion of η(5t)²*η(10t)^13/5*η(20t)^-9/5*η(40t)^6/5. A135468