Properties of the Number -42726

Forty-Two Thousand Seven Hundred Twenty-Six

Basics

Value: -42727 → -42726 → -42725

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 7121

Divisors: 1, 2, 3, 6, 7121, 14242, 21363, 42726

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010011011100110

Octal: -123346

Duodecimal: -20886

Hexadecimal: -a6e6

Square: 1825511076

Square Root: 206.70268503335896

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

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 318", based on the 5-celled von Neumann neighborhood. A287628

Fixed points in A336957. A338050

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + n·b(n-1), where a(0) = 1, a(1) = 4, b(0) = 2, b(1) = 3, and (a(n)) and (b(n)) are increasing complementary sequences. A296290

a(n) = 324·n² - 336·n + 102 (n >= 1). A304165

Triangle read by rows, based on a simple Jacobsthal number recursion rule. A114163