Properties of the Number 27551

Twenty-Seven Thousand Five Hundred Fifty-One

Basics

Value: 27550 → 27551 → 27552

Parity: odd

Prime: Yes

Previous Prime: 27541

Next Prime: 27581

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 27551

Divisors: 1, 27551

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 110101110011111

Octal: 65637

Duodecimal: 13B3B

Hexadecimal: 6b9f

Square: 759057601

Square Root: 165.9849390758089

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

Primes of the form p·q + p + q, where p and q are two successive primes. A96342

Numbers whose least quadratic nonresidue (A020649) is 17. A25026

Primes p such that q-p = 30, where q is the next prime after p. A124596

Numbers at the start of a run of exactly 2 consecutive primes that are Sophie Germain primes. A339475

Primes of form k² - 5. A28877

a(n) = prime(n)*prime(n+1) + prime(n) + prime(n+1). A126199

a(n) = ∑_{k=0..floor(3·n/11)} binomial(3·n-10·k,k). A392350

P(p(n)), P = primes (A000040), p = partition numbers (A000041). A58697

Denominators of continued fraction convergents to sqrt(665). A42279

Right diagonal of triangle in A072467. A72469