Properties of the Number 42142

Forty-Two Thousand One Hundred Forty-Two

Basics

Value: 42141 → 42142 → 42143

Parity: even

Prime: No

Previous Prime: 42139

Next Prime: 42157

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 19 × 1109

Divisors: 1, 2, 19, 38, 1109, 2218, 21071, 42142

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010010010011110

Octal: 122236

Duodecimal: 2047A

Hexadecimal: a49e

Square: 1775948164

Square Root: 205.28516751095293

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

Triangle read by rows. Coefficients of the polynomials P(n, x) * EZ(n, x), where P denote the Pascal polynomials and EZ the zig-zag Eulerian polynomials A205497. A373432

Concatenations x||1||x for numbers x. A392225

Numerators of continued fraction convergents to sqrt(596). A42142