Properties of the Number 2816

Two Thousand Eight Hundred Sixteen

Basics

Value: 2815 → 2816 → 2817

Parity: even

Prime: No

Previous Prime: 2803

Next Prime: 2819

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ⁸ × 11

Divisors: 1, 2, 4, 8, 11, 16, 22, 32, 44, 64

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 101100000000

Octal: 5400

Duodecimal: 1768

Hexadecimal: b00

Square: 7929856

Square Root: 53.0659966456864

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

a(n) = (n+2)*2^n-1. A1792

Triangle of coefficients of Chebyshev's T(n,x) polynomials (powers of·in increasing order). A53120

a(n) = n*(n+3)*2^n-3. A1793

Numbers that are divisible by exactly 9 primes with multiplicity. A46312

Multiples of 16 containing a 16 in their decimal representation. A121036

Numbers that are the sum of 11 positive 8th powers. A3389

Number of integer compositions of n whose leaders of weakly increasing runs are strictly increasing. A374634

Table a(d,m) of number of points of L1 norm m in cubic lattice Z^d, read by antidiagonals (d >= 1, m >= 0). A35607

Number of unlabeled rooted trees with n nodes in which all positive outdegrees are odd. A298118

Triangle of coefficients of Chebyshev polynomials T_n(x). A8310