Properties of the Number 18094

Eighteen Thousand Ninety-Four

Basics

Value: 18093 → 18094 → 18095

Parity: even

Prime: No

Previous Prime: 18089

Next Prime: 18097

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 83 × 109

Divisors: 1, 2, 83, 109, 166, 218, 9047, 18094

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100011010101110

Octal: 43256

Duodecimal: A57A

Hexadecimal: 46ae

Square: 327392836

Square Root: 134.51393979807446

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

Sin(n) decreases monotonically to -1. A46964

a(1) = 1, and for each k >=2, a(k) is the smallest number n such that n/cos(n) > a(k)/cos(a(k)), so that a(1)/cos(a(1)) > a(2)/cos(a(2)) > ... > a(k)/cos(a(k)) > ... A172446

a(1) = 1, and for each n >=2, a(n) is the smallest number such that 1/cos(a(n)) < 1/cos(k) for all k < n, so that 1/cos(a(1)) > 1/cos(a(2)) > ... > 1/cos(a(n)) > ... A172448

Number of permutations p of [n] such that in 0p the largest up-jump equals ten and no down-jump is larger than 2. A321117

a(0)=1; a(n) is the smallest integer > a(n-1) such that sin(a(n)) is closer to an integer (here 0 or -1) than sin(a(n-1)). A79037

Number of partitions of n into parts not of the form 23k, 23k+5 or 23k-5. Also number of partitions with at most 4 parts of size 1 and differences between parts at distance 10 are greater than 1. A35993

Number of (undirected) paths in the grid graph P₄ X P_n. A358800

Powers of fourth root of 17 rounded to nearest integer. A18094

Number of nonzero terms in the partial fraction decomposition of Leibniz's sum ∑_k=1..n (-1)^k/(1-2k). A362949