Properties of the Number -275

Two Hundred Seventy-Five

Basics

Value: -276 → -275 → -274

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 5 ² × 11

Divisors: 1, 5, 11, 25, 55, 275

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100010011

Octal: -423

Duodecimal: -1AB

Hexadecimal: -113

Square: 75625

Square Root: 16.583123951777

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 the g.f. of A053723 in powers of the g.f. of A121591. A229111

a(n) = (n+1)*(2-n)/2. A80956

Inverse Euler transform of the sum-of-divisors or σ function A000203. A320780

a(n) = A000728(5·n). A282937

Expansion of bracket function. A750

Expansion of e.g.f. sin(tan(x)), zeros omitted. A3706

1 + ∑_n>=1 a_n xⁿ = ∏_n>=1 (1-xⁿ)^prime(n). A7441

a(n) = 1·2 - 3·4 + 5·6 - 7·8 + 9·10 - 11·12 + 13·14 - ... + (up to n). A319373

G.f.: A(x) = ∑_n=-oo..+oo x^n*(n+1/2) * C(x)ⁿ, where C(x) = 1 + x·C(x)² is the g.f. of the Catalan numbers (A000108). A355341

Coefficients of the eighth-order mock θ function T₁(q). A153156