Properties of the Number -27449

Twenty-Seven Thousand Four Hundred Forty-Nine

Basics

Value: -27450 → -27449 → -27448

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 27449

Divisors: 1, 27449

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110101100111001

Octal: -65471

Duodecimal: -13A75

Hexadecimal: -6b39

Square: 753447601

Square Root: 165.67739737212196

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

a(0), a(1), a(2), ... satisfy ∑_k=0..n a(k)*binomial(n,k) = 2^binomial(n,2), for n >= 0. A6129

Regular triangle where T(n,k) is the number of labeled k-uniform hypergraphs spanning n vertices. A299471

Places k where A064608(k) (partial sums of unitary τ) is divisible by k. A64610

Primes that become squares when prefixed with a 1. A167734

Numbers n such that n!!-16 is prime. A258616

a(n) = prime(100·n). A31921

Number of graphs on n labeled nodes with degree at most 4. A136283

a(n) = prime(1000·n). A31922

Smallest prime containing n-th cube as substring. A29949

Primes of the form 2·n²+38·n+17. A243890