Properties of the Number -89849

Eighty-Nine Thousand Eight Hundred Forty-Nine

Basics

Value: -89850 → -89849 → -89848

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 38

Digital Root: 2

Palindrome: No

Factorization: 89849

Divisors: 1, 89849

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10101111011111001

Octal: -257371

Duodecimal: -43BB5

Hexadecimal: -15ef9

Square: 8072842801

Square Root: 299.7482276845019

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 prime Lucas numbers. A1606

Primes having only {4, 8, 9} as digits. A385796

Numbers k such that floor(φ^k) is prime, where φ is the golden ratio. A59791

Arithmetic derivative of n-th partition number. A96371

a(n) = numerator of sum{k=1 to n} 1/A127515(k). A127516

Primes p such that floor(φ^p) is prime. A168033

Odd primes of the form (1+n)*(2+2·n)+n*(3+2·n) = 4·n²+7·n+2. A171749

Numbers n such that the n-th Lucas number is prime, but cannot be written in the form a² + 7·b². A216538

Numbers n such that the n-th Lucas number is prime and can be written in the form a² + 3·b². A216554

Numbers n such that the n-th Lucas number is prime and can be written in the form a² + 2·b². A216562