ℕ atory
Play Now

Properties of the Number 8446

Eight Thousand Four Hundred Forty-Six

Basics

Value: 8445 → 8446 → 8447

Parity: even

Prime: No

Previous Prime: 8443

Next Prime: 8447

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 41 × 103

Divisors: 1, 2, 41, 82, 103, 206, 4223, 8446

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10000011111110

Octal: 20376

Duodecimal: 4A7A

Hexadecimal: 20fe

Square: 71334916

Square Root: 91.90212184710427

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 compositions of n whose run-lengths are all different. A329739
a(n) = a(n-1) + a(m) for n >= 4, where m = 2·n - 3 - 2p+1 and p is the unique value such that 2p < n - 1 <= 2p+1, starting with a(1) = a(2) = 1 and a(3) = 3. A50032
a(n) = a(n-1) + a(m) for n >= 3, where m = 2·n - 3 - 2p+1 and p is the unique integer such that 2p < n - 1 <= 2p+1, starting with a(1) = 1 and a(2) = 2. A50048
a(n) = a(n-1) + a(m) for n >= 4, where m = 2·n - 3 - 2p+1 and p is the unique integer such that 2p < n - 1 <= 2p+1, starting with a(1) = 1 and a(2) = a(3) = 3. A50064
a(n) = n*(5·n+1). A202803
Numbers k such that k*(k+5) gives the concatenation of two numbers m and m+9. A116351
a(n+1) = a(n) + (if a(n) is odd then (next odd square) else (next even square)), a(0) = 1. A116955
Column 1 of triangle A370041. A370154
Irregular table: the n-th row polynomial is given by the formal power series expansion of ∑k >= 0 (1 + q)n·k + n2*∏j = 1..k (1 - (1 + q)2·j-1), n >= 1. A340882
1/4 the number of (n+1) X (n+1) binary arrays with all 2 X 2 subblock sums the same. A183977