Properties of the Number 18174

Eighteen Thousand One Hundred Seventy-Four

Basics

Value: 18173 → 18174 → 18175

Parity: even

Prime: No

Previous Prime: 18169

Next Prime: 18181

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 13 × 233

Divisors: 1, 2, 3, 6, 13, 26, 39, 78, 233, 466

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100011011111110

Octal: 43376

Duodecimal: A626

Hexadecimal: 46fe

Square: 330294276

Square Root: 134.8109787814034

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

Structured tetrakis hexahedral numbers (vertex structure 5). A100174

Numbers that appear exactly five times in A101402. (Also indices of fives in A101403.). A129117

Product of Fibonacci and (shifted) triangular numbers. A86926

a(n) = 2·n*(6·n-1). A126964

G.f. A(x) satisfies A(x - A(x)) = x³ + x⁴. A392205

Coordination sequence for σ-CrFe, Position Xb. A9960

D'Agapeyeff cipher. A135209

Number of 6-bead necklaces labeled with numbers -n..n allowing reversal, with sum zero and first differences in -n..n. A209034

Number of ways of getting (at least) 5 of a kind, a straight flush, 4 of a kind, flush, full house, straight, 3 of a kind, 2 pair, a pair in wild-card poker with 2 jokers. A57803

Index of first occurrence of 2n in A031883, or 0 if 2n never occurs in A031883 = first differences of lucky numbers A000959. A181558