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Properties of the Number 26027

Twenty-Six Thousand Twenty-Seven

Basics

Value: 26026 → 26027 → 26028

Parity: odd

Prime: No

Previous Prime: 26021

Next Prime: 26029

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 17 × 1531

Divisors: 1, 17, 1531, 26027

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 110010110101011

Octal: 62653

Duodecimal: 1308B

Hexadecimal: 65ab

Square: 677404729

Square Root: 161.32885668720274

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

Positive integers n that are equal to the determinant of the circulant matrix formed by the decimal digits of n. A219324
a(n) = a(n-1) + a(m) for n >= 4, where m = 2·n - 2 - 2p+1 and p is the unique integer such that 2p < n - 1 <= 2p+1, starting with a(1) = 1, a(2) = 2, and a(3) = 1. A50043
Positive integers k that are equal to the absolute value of the determinant of the circulant matrix formed by the decimal digits of k. A219327
T(n,k)=Number of (n+2)X(k+2) 0..4 arrays with every row, column, diagonal or antidiagonal in each 3X3 subblock summing to a prime. A251962
Positive integers m that are equal to the determinant of the circulant matrix formed by the decimal digits of m in reverse order. A219326
Non-Brauer numbers. A349044
Number of (n+2)X(2+2) 0..4 arrays with every row, column, diagonal or antidiagonal in each 3X3 subblock summing to a prime. A251957
A mean binomial transform of the Catalan numbers. A102318
Positive integers m that are equal to the determinant of the left circulant matrix formed by the decimal digits of m. A348428
a(n) = number of (s(0), s(1), ..., s(2·n-1)) such that s(i) is a nonnegative integer and |s(i) - s(i-1)| = 1 for i = 1,2,...,n, s(0) = 3, s(2·n-1) = 6. Also a(n) = T(2·n-1,n-2), where T is defined in A026022. A26027