Properties of the Number -2104

One Hundred Four

Basics

Value: -2105 → -2104 → -2103

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 7

Digital Root: 7

Palindrome: No

Factorization: 2 ³ × 263

Divisors: 1, 2, 4, 8, 263, 526, 1052, 2104

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100000111000

Octal: -4070

Duodecimal: -1274

Hexadecimal: -838

Square: 4426816

Square Root: 45.86937976471886

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

Array of coefficients of polynomials providing the third term of the numerator of the generating function for odd powers (2·m+1) of Chebyshev S-polynomials. The present polynomials are called P(m;2,x²), m >= 2. A217479

∏_n>=1 (1 + a(n) * xⁿ) = 1 + ∑_n>=1 (n * (n + 1) / 2) * xⁿ. A359407

Number of partitions of n in which the greatest part is 8. A26814

Years in which there are five Fridays in the month of February. A141287

Number of intransitive (or alternating, or Stanley) trees: vertices are [0,n] and for no i<j<k are both (i,j) and (j,k) edges. A7889

Number of ON states after n generations of cellular automaton based on triangles. A161644

Starts of runs of 3 consecutive positive negabinary-Niven numbers (A331728). A331822

Starts of runs of 3 consecutive Gray-code Niven numbers (A344341). A344343

Alternately constant partitions. Number of integer partitions y of n such that y_i = y_i+1 for all odd i. A351004

Starts of runs of 4 consecutive positive negabinary-Niven numbers (A331728). A331824