Properties of the Number 2863

Two Thousand Eight Hundred Sixty-Three

Basics

Value: 2862 → 2863 → 2864

Parity: odd

Prime: No

Previous Prime: 2861

Next Prime: 2879

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 7 × 409

Divisors: 1, 7, 409, 2863

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101100101111

Octal: 5457

Duodecimal: 17A7

Hexadecimal: b2f

Square: 8196769

Square Root: 53.50700888668698

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 sublattices of index n in generic 3-dimensional lattice. A1001

a(n) = 4·n² - 10·n + 7. A54554

Number of integer partitions of n whose parts do not have the same mean as median. A359894

D-toothpick sequence of the third kind starting with a single toothpick. A220500

Number of compositions of n with weakly increasing differences. A325546

a(n) = p² + p + 1 where p runs through the primes. A60800

Number of Dyck paths such that the area between the x-axis and the path is n. A143951

Sequence Sa of the eight sequences defining the blocks of terms in A377091. A379788

a(n) = a(1)*a(n-1) + a(2)*a(n-2) + ... + a(n-3)*a(3) for n >= 4, with initial terms 0, 1, 1, 0. A25250

a(1) = 7; a(n) is smallest number >= a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A46257