Properties of the Number -42730

Forty-Two Thousand Seven Hundred Thirty

Basics

Value: -42731 → -42730 → -42729

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 × 4273

Divisors: 1, 2, 5, 10, 4273, 8546, 21365, 42730

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1010011011101010

Octal: -123352

Duodecimal: -2088A

Hexadecimal: -a6ea

Square: 1825852900

Square Root: 206.71236053995418

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 8·3^k - 1 is prime. A5541

McKay-Thompson series of class 36C for Monster. A58646

Number of ways, counted up to symmetry, to build a contiguous building with n LEGO blocks of size 1 X 3 which is flat, i.e., with all blocks in parallel position. A123772