Properties of the Number -52009

Fifty-Two Thousand Nine

Basics

Value: -52010 → -52009 → -52008

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 52009

Divisors: 1, 52009

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1100101100101001

Octal: -145451

Duodecimal: -26121

Hexadecimal: -cb29

Square: 2704936081

Square Root: 228.0548179714693

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 equal to an octagonal number plus 1. A285792

Numbers k such that k times φ(k) is a palindrome. A115891

Primes of the form 16·m² + 25 for m=1,2,3,... A87857

Least prime p such that 2·prime(p·n)+1 = prime(q·n) for some prime q. A260882

Primes of the form 16·m² + 25, m=1,3,5,... A87856

Primes containing the digits (2,0,0,9) in that order. A197114

Primes that yield squares after deletion of their zero digits. A321151

Primes having only {0, 2, 5, 9} as digits. A386050

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 91. A31679

Numbers n such that n*(n-1) is an oblong (promic, A002378) palindrome. A56794