Properties of the Number 4818

Four Thousand Eight Hundred Eighteen

Basics

Value: 4817 → 4818 → 4819

Parity: even

Prime: No

Previous Prime: 4817

Next Prime: 4831

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 11 × 73

Divisors: 1, 2, 3, 6, 11, 22, 33, 66, 73, 146

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 1001011010010

Octal: 11322

Duodecimal: 2956

Hexadecimal: 12d2

Square: 23213124

Square Root: 69.4118145563131

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 positive subset sums of strict integer partitions of n. A284640

Expansion of 1/(1 - x - x² + x⁵ - x⁷). A204631

Number of (unordered, unlabeled) rooted trimmed trees with n nodes. A2955

T(n,k)=Number of nondecreasing arrangements of n numbers in -(n+k-2)..(n+k-2) with sum zero and not more than two numbers equal. A188236

Write 0,1,2,3,4,... in a triangular spiral; then a(n) is the sequence found by reading the terms along the line from 0 in the direction 0,2,... A62708

T(n,k)=Number of length-(n+1) 0..k arrays with new repeated values introduced in sequential order starting with zero. A268261

MacMahon's generalized sum of divisors function. A2128

Generalized Mancala solitaire (A002491); to get n-th term, start with n and successively round up to next 9 multiples of n-1, n-2, ..., 1, for n>=1. A113746

Numbers which are the sum of their proper divisors containing the digit 0. A59461

Number of representations of n as a sum of products of distinct pairs of positive integers, n = ∑_k=1..m i_k*j_k with i_k<=j_k, i_k<=i_k+1, j_k<=j_k+1, i_k*j_k<i_k+1*j_k+1. A212216