Properties of the Number 42946

Forty-Two Thousand Nine Hundred Forty-Six

Basics

Value: 42945 → 42946 → 42947

Parity: even

Prime: No

Previous Prime: 42943

Next Prime: 42953

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 109 × 197

Divisors: 1, 2, 109, 197, 218, 394, 21473, 42946

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010011111000010

Octal: 123702

Duodecimal: 20A2A

Hexadecimal: a7c2

Square: 1844358916

Square Root: 207.23416706711276

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

Row sums of triangle A135858. A135859

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 533", based on the 5-celled von Neumann neighborhood. A272784

Number of nX4 0..1 arrays with every element unequal to 0, 1, 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero. A316285

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero. A316289

Frequency of occurrence of numbers appearing in A042944. A42946