Properties of the Number -27210

Twenty-Seven Thousand Two Hundred Ten

Basics

Value: -27211 → -27210 → -27209

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 907

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 907, 1814

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110101001001010

Octal: -65112

Duodecimal: -138B6

Hexadecimal: -6a4a

Square: 740384100

Square Root: 164.9545391918634

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

Numbers k such that the three second-degree cyclotomic polynomials x² + 1, x² - x + 1 and x² + x + 1 are simultaneously prime when evaluated at x=k. A87277

a(n) = binary code (shown here in decimal) of the position of natural number n in the beanstalk-tree A218776. A218615

a(n) = binary code (shown here in decimal) of the position of the predecessor of the natural number pair (2n,2n+1) in the compact beanstalk-tree A218780. A218791

a(n) = 121·n² - n. A157960

a(n) = 225·n² - 15. A158559

Numbers n such that 2ⁿ divided by the number of digits of 2ⁿ is an integer. A158520

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 547", based on the 5-celled von Neumann neighborhood. A272840

Coefficients in the expansion of ([s] + [2s]x + [3s]x² + ...)/([r] + [2r]x + [3r]x² + ...); [ ] = floor, r = sqrt(3), s = r/(1-r). A279630