Properties of the Number 2818

Two Thousand Eight Hundred Eighteen

Basics

Value: 2817 → 2818 → 2819

Parity: even

Prime: No

Previous Prime: 2803

Next Prime: 2819

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 1409

Divisors: 1, 2, 1409, 2818

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101100000010

Octal: 5402

Duodecimal: 176A

Hexadecimal: b02

Square: 7941124

Square Root: 53.08483775994799

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 partitions of n with some part repeated. A47967

Number of palindromic and unimodal compositions of n. Equivalently, the number of orbits under conjugation of even nilpotent n X n matrices. A96441

Number of partitions of n into at most 5 parts. A1401

Coordination sequence for (2,3,7) tiling of hyperbolic plane. A265057

Number of partitions of n in which the greatest part is 5. A26811

Semiprimes of form prime - 1. A77065

Number of partitions of n such that every part divides the largest part and such that the smallest part divides every part. A130714

Number of starting positions of Nim with 2n pieces such that 2nd player wins. Partitions of 2n such that xor-sum of partitions is 0. A48833

Sum of the second largest parts of the partitions of n into 10 parts. A326597

Number of partitions of n with at least 1 odd and 1 even part. A6477