Properties of the Number 18300

Eighteen Thousand Three Hundred

Basics

Value: 18299 → 18300 → 18301

Parity: even

Prime: No

Previous Prime: 18289

Next Prime: 18301

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 ² × 3 × 5 ² × 61

Divisors: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 100011101111100

Octal: 43574

Duodecimal: A710

Hexadecimal: 477c

Square: 334890000

Square Root: 135.27749258468683

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

Number of n-digit numbers in a cycle (including fixed points) under the Kaprekar map A151949. A164732

Number of integer compositions of n whose maximal runs of k's all have length > k, for all k. A389511

G.f. satisfies: A(x) = 1/A(-x·A(x)⁸). A214768

Numbers i such that Fibonacci(i) is divisible by i, i+1, and i+2. A298684

High temperature expansion of -u/J in odd powers of v = tanh(J/kT), where u is energy per site of the spin-1/2 Ising model on cubic lattice with nearest-neighbor interaction J at temperature T. A10571

Numbers i such that Fibonacci(i) is divisible by i, i+1, i+2, and i+3. A298685

T(n,k)=Number of nXk 0..1 arrays with every element equal to 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero. A299554

Sum of the fifth largest parts in the partitions of n into 6 parts. A308869

Nonnegative values·of solutions (x, y) to the Diophantine equation x² + (x+479)² = y². A207075

Numbers k such that k+1 is a prime, k+2 is twice a prime, and k+3 is three times a prime. A278583