Properties of the Number -165443

One Hundred Sixty-Five Thousand Four Hundred Forty-Three

Basics

Value: -165444 → -165443 → -165442

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 165443

Divisors: 1, 165443

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101000011001000011

Octal: -503103

Duodecimal: -7B8AB

Hexadecimal: -28643

Square: 27371386249

Square Root: 406.74685001853425

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

Middle of 3 consecutive prime numbers such that p1·p2·p3+d1+d2+1=average of twin prime pairs, d1(δ)=p2-p1,d2(δ)=p3-p2. A153407

Initial prime of the first prime chain of length n under the iteration x -> 3x+4. A84956

Primes that remain prime through 4 iterations of the function f(x) = 3x + 4. A23308

a(n) = prime(Lucas(n)), Lucas numbers beginning at 2 (A000032). A94894

Least prime p such that prime(p·n)-1 is a square, or 0 if no such p exists. A259764

Primes that remain prime through 5 iterations of function f(x) = 3x + 4. A23336