Properties of the Number 26143

Twenty-Six Thousand One Hundred Forty-Three

Basics

Value: 26142 → 26143 → 26144

Parity: odd

Prime: No

Previous Prime: 26141

Next Prime: 26153

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 13 × 2011

Divisors: 1, 13, 2011, 26143

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110011000011111

Octal: 63037

Duodecimal: 13167

Hexadecimal: 661f

Square: 683456449

Square Root: 161.68797110484132

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

Numbers k such that both k and k + 3 are consecutive deficient numbers. A317049

Integers of the form 4n+3 for which ∑_i=1..u J(i,4n+3) obtains value zero exactly 7 times, when u ranges from 1 to (4n+3). Here J(i,k) is the Jacobi symbol. A166057

a(n) = position of n in A026142. A26143

Number of length n+3 0..5 arrays with some disjoint pairs in every consecutive four terms having the same sum. A247530