ℕ atory
Play Now

Properties of the Number 8806

Eight Thousand Eight Hundred Six

Basics

Value: 8805 → 8806 → 8807

Parity: even

Prime: No

Previous Prime: 8803

Next Prime: 8807

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 7 × 17 × 37

Divisors: 1, 2, 7, 14, 17, 34, 37, 74, 119, 238

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10001001100110

Octal: 21146

Duodecimal: 511A

Hexadecimal: 2266

Square: 77545636

Square Root: 93.84028985462481

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

Every run of digits of n in base 16 has length 2. A33014
Expansion of ∑k>=0 xk2+k/((1-x)(1-x2)...(1-x2k)). A122134
a(n) = T(n,n), T given by A026552. Also a(n) is the number of integer strings s(0),...,s(n) counted by T, such that s(n)=0. A26553
Triangle T(n,k), n>=1, 0<=k<=3n, read by rows: row n gives the coefficients of the chromatic polynomial of the Hanoi graph Hn, highest powers first. A193233
Triangle read by rows: coefficients of the chromatic polynomial of the n-Hanoi graph. A288839
Number of times an odd number is encountered, when going from (n+1)!-1 to n!-1 using the iterative process described in A219652. A219663
Sum of all the parts in the partitions of n into 7 squarefree parts. A308953
Gaussian column reduction of Hankel matrix for central Delannoy numbers. A118384
Consider a non-palindromic number of k digits n = dk*10k-1 + dk-1*10k-2 + … + d2*10 + d1. Sequence lists the numbers n such that ∑i=1..k-1{φ(∑j=1..i{dj*10j-1})} = ∑i=1..k-1{φ(∑j=1..i{dk-j+1*10i-j})} (see example below). A241503
Central coefficients of Riordan matrix A118384. A190726