Properties of the Number -1284

Two Hundred Eighty-Four

Basics

Value: -1285 → -1284 → -1283

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 107

Divisors: 1, 2, 3, 4, 6, 12, 107, 214, 321, 428

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10100000100

Octal: -2404

Duodecimal: -8B0

Hexadecimal: -504

Square: 1648656

Square Root: 35.832945734337834

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

Shifts left when Moebius transformation applied twice. A7551

Square array T(n, k) read by ascending antidiagonals, T(n, k) = ∑_j=0..n (-1)^{n + j}*(6 - n + j)^k * binomial(12, n - j) if k > 0 and (-1)ⁿ otherwise. T(n, k) for 0 <= n, k <= 11. A347211

Moser-de Bruijn sequence: sums of distinct powers of 4. A695

Number of partitions of n into parts >= 3. A8483

Numbers k such that k⁸ + 1 is prime. A6314

Sums of twin prime pairs. A54735

Multiples of 12 containing a 12 in their decimal representation. A121032

Numbers that are the sum of 9 nonzero 8th powers. A3387

Number of partitions of n in which the least part is 3. A26796

Numbers k such that (1) the k-th composition in standard order contains no 1's, and (2) there is no composition whose first sums are the k-th composition in standard order. A390678