Properties of the Number -42111

Forty-Two Thousand One Hundred Eleven

Basics

Value: -42112 → -42111 → -42110

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 4679

Divisors: 1, 3, 9, 4679, 14037, 42111

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010010001111111

Octal: -122177

Duodecimal: -20453

Hexadecimal: -a47f

Square: 1773336321

Square Root: 205.20964889595226

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

A triangle of coefficients of polynomials with roots as the π-digits base ten A000796(n)=d(n):d(1)=3; p(x,n)=-d(1)*Product[x-d(m),{m,2,n}]. A152575

Triangle read by rows: T(n,k) is the number of oriented colorings of the edges of a regular n-dimensional simplex using exactly k colors. Row n has (n+1)*n/2 columns. A327087

a(n) = sum of all divisors of all numbers k such that n² <= k < (n+1)². A168012

Odd terms of A059756. A111042

Positions of hexagonal pyramidal numbers in the EKG sequence. A144080

The lexicographically earliest "Increasing Term Fractal Jump Sequence" that does not use the digit 0 in any terms. A359385

Expansion of ∏_k>=1 1 / ((1 - x^k) * (1 - x^k²) * (1 - x^k³)). A369576

Number of partitions satisfying cn(2,5) < cn(1,5) + cn(4,5) and cn(3,5) < cn(1,5) + cn(4,5). A39889

Concatenation of multiplicities of prime divisors of highly composite numbers A002182(n). A245500

a(n) is the smallest composite number obtained by appending one or more 1's to n. A358154