Properties of the Number 26428

Twenty-Six Thousand Four Hundred Twenty-Eight

Basics

Value: 26427 → 26428 → 26429

Parity: even

Prime: No

Previous Prime: 26423

Next Prime: 26431

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 6607

Divisors: 1, 2, 4, 6607, 13214, 26428

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 110011100111100

Octal: 63474

Duodecimal: 13364

Hexadecimal: 673c

Square: 698439184

Square Root: 162.56690930198556

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

Indices of primes in sequence defined by A(0) = 87, A(n) = 10·A(n-1) - 53 for n > 0. A101059

Twice A137829. A201078

Numbers m such that m² + 3^k is prime for k = 1, 2, 3. A177173

G.f. of the z³ coefficients of the FP2 in the fourth column of the A156925 matrix. A156936

a(n) = position of n-th prime in A026416. A26428