Properties of the Number -42814

Forty-Two Thousand Eight Hundred Fourteen

Basics

Value: -42815 → -42814 → -42813

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 21407

Divisors: 1, 2, 21407, 42814

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010011100111110

Octal: -123476

Duodecimal: -2093A

Hexadecimal: -a73e

Square: 1833038596

Square Root: 206.91544166639667

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

Number of (w,x,y,z) with all terms in {0,...,n} and (least gapsize)<2. A212896

a(n) = 1 + ∑_{d∣n, d < n} a(d)². A343511

Numbers·such that σ(x) = rev(σ*(x)), where σ(x) is the sum of the divisors of x, σ*(x) the sum of the anti-divisors of·and rev(x) the reverse of x. A248787

Distinct values of A343511. A341337