Properties of the Number -7167

One Hundred Sixty-Seven

Basics

Value: -7168 → -7167 → -7166

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 2389

Divisors: 1, 3, 2389, 7167

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101111111111

Octal: -15777

Duodecimal: -4193

Hexadecimal: -1bff

Square: 51365889

Square Root: 84.65813605318746

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(n) = ∑_k<=n A000203(k)*(n-k+1), where A000203(m) is the sum of divisors of m. A175254

a(n) = 7·2ⁿ - 1. A86224

a(n) = ∑_{k=0..floor(n/2)} A026615(n, k). A26623

Numbers k such that 6·7^k - 1 is prime. A46866

a(1) = 3; a(n) is smallest number >= a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A33681

List of codewords in binary lexicode with Hamming distance 5 written as decimal numbers. A75931

Total area of the shadows of the three views of a three-dimensional version of the shell model of partitions with n shells. A207380

T(n,k) = Number of length n+1 nonnegative integer arrays starting and ending with 0 with adjacent elements differing by no more than k. A204213

Bases in which 7 is a unique-period prime. A306075

Number of ways to write n as an ordered sum of 6 primes (counting 1 as a prime). A341985