Properties of the Number -81049

Eighty-One Thousand Forty-Nine

Basics

Value: -81050 → -81049 → -81048

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 81049

Divisors: 1, 81049

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011110010011001

Octal: -236231

Duodecimal: -3AAA1

Hexadecimal: -13c99

Square: 6568940401

Square Root: 284.6910606253733

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

Last term of prime quadruples. A90258

Primes obtained from other primes by prefixing an 8. A290407

Primes p such that p-+1, p-+3, p-+5 are not squarefree. A155145

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, -1, 1), (-1, 0, 0), (1, 1, -1), (1, 1, 1)}. A149641