Properties of the Number 18362

Eighteen Thousand Three Hundred Sixty-Two

Basics

Value: 18361 → 18362 → 18363

Parity: even

Prime: No

Previous Prime: 18353

Next Prime: 18367

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 9181

Divisors: 1, 2, 9181, 18362

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100011110111010

Octal: 43672

Duodecimal: A762

Hexadecimal: 47ba

Square: 337163044

Square Root: 135.50645741070792

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

Numbers k such that k·3^k - 1 is prime. A6553

Numbers n such that A242719(n) = (prime(n))²+1 and A242720(n) - A242719(n) = 2*(prime(n)+1). A246748

Least number X such that the numbers from X to X+n-1 are, in some order, 1·a prime, 2·a prime, ..., n·a prime. A71373

Numbers k such that τ(k) + ... + τ(k+5) = 28, where τ is the number of divisors function A000005. A350769

Numbers k such that 1/(1/φ(k) + 1/φ(k+1) + 1/φ(k+2) + 1/φ(k+3)) is an integer. A73544

Numbers k such that k+0, k+1, k+2, k+3, k+4, and k+5 are, in some order, 1·a prime, 2·a prime, ... and 6·a prime. A71368

Number of partitions of n where odd parts are distinct or repeated once. A131945

Total number of parity changes within all partitions of [n]. A363549

Number of compositions of n such that the smallest part has multiplicity three. A241863

Expansion of φ(-x⁴) / (χ(-x¹²) * f(-x)²) in powers of·where φ(), χ(), f() are Ramanujan θ functions. A279476