Properties of the Number -4806

Eight Hundred Six

Basics

Value: -4807 → -4806 → -4805

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 89

Divisors: 1, 2, 3, 6, 9, 18, 27, 54, 89, 178

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001011000110

Octal: -11306

Duodecimal: -2946

Hexadecimal: -12c6

Square: 23097636

Square Root: 69.32532004974806

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 defined by T(n, m) = -b(n) + b(m) + b(n-m), where b(n) = binomial(2·n, n)/(n + 1) = A000108(n), read by rows. A176602

1/2 the number of colorings of a 3 X 3 square array with n colors. A68239

Number of superdiagonal bargraphs with area n. A219282

Numbers whose multiset of prime factors is separable but has no alternating permutation. A345173

Iterate the map in A006368 starting at 8. A28393

Trajectory of 13 under map n->A006368(n). A180864

Minimal exponents m such that the fractional part of (101/100)^m obtains a minimum (when starting with m=1). A153669

Numbers k such that the fractional part of (101/100)^k is less than 1/k. A153670

Numbers n that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (n raised to k+1 must not be a multiple). Case k=5. A135190

Number of 321-hexagon-avoiding permutations in S_n, i.e., permutations of 1..n with no submatrix equivalent to 321, 56781234, 46781235, 56718234 or 46718235. A58094