Properties of the Number 26885

Twenty-Six Thousand Eight Hundred Eighty-Five

Basics

Value: 26884 → 26885 → 26886

Parity: odd

Prime: No

Previous Prime: 26881

Next Prime: 26891

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 5 × 19 × 283

Divisors: 1, 5, 19, 95, 283, 1415, 5377, 26885

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110100100000101

Octal: 64405

Duodecimal: 13685

Hexadecimal: 6905

Square: 722803225

Square Root: 163.96645998496155

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 k, k+1, k+2 and k+3 have the same number of divisors. A6601

Number of Garden of Eden partitions of n in Bulgarian Solitaire. A123975

Number of partitions p of n including floor(mean(p)) as a part. A241334

a(n) = A047980(2n). A47981

Odd composites (including 1 in the count) where the number 1 mod 4 equals the number 3 mod 4. A93180

Number of A095746-primes in range ]2ⁿ,2ⁿ⁺¹]. A95756

a(0)=1, a(1)=5, a(n) = 20·a(n-2) - a(n-1). A165470

Pseudoprimes to base 39. A20167

3-almost prime octagonal numbers. A129927

a(n) = (1/2)*(F(n+2)-1)*(F(n+2)-2) + F(n), where F() are the Fibonacci numbers. A131569