Properties of the Number -699

Six Hundred Ninety-Nine

Basics

Value: -700 → -699 → -698

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 233

Divisors: 1, 3, 233, 699

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010111011

Octal: -1273

Duodecimal: -4A3

Hexadecimal: -2bb

Square: 488601

Square Root: 26.43860813280457

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

Matrix inverse of triangle A104505, which is the right-hand side of triangle A084610 of coefficients in (1 + x - x²)ⁿ. A104509

Expansion of (1 - 2·x²)/(1 + x)³. Second column of Riordan triangle A248156. A248158

a(n) = ∑_k=0..n (-1)^n-k*binomial(n, k)*|Lah(n, k)|. Inverse binomial convolution of the unsigned Lah numbers A271703. A344050

a(0) = 121; for n>0, a(n) = a(n-1) - n + 1. A137517

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 363", based on the 5-celled von Neumann neighborhood. A268194

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 233", based on the 5-celled von Neumann neighborhood. A270979

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 465", based on the 5-celled von Neumann neighborhood. A272317

(10-n) * Fibonacci(n). A137392

Values z of primitive solutions (x, y, z) to the Diophantine equation x³ + y³ + 2·z³ = 1458. A336226

Number of partitions of n into distinct parts in which the number of parts divides n. A102627