Properties of the Number -194481

One Hundred Ninety-Four Thousand Four Hundred Eighty-One

Basics

Value: -194482 → -194481 → -194480

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ⁴ × 7 ⁴

Divisors: 1, 3, 7, 9, 21, 27, 49, 63, 81, 147

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -101111011110110001

Octal: -573661

Duodecimal: -94669

Hexadecimal: -2f7b1

Square: 37822859361

Square Root: 441

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

Fourth powers: a(n) = n⁴. A583

Powers of 21. A9965

Powers of cube root of 21 rounded to nearest integer. A18037

Powers of cube root of 21 rounded down. A18036

Powers of cube root of 21 rounded up. A18038

Product of squares of divisors of n. A62758

Numbers whose prime factors are raised to the fourth power. A113849

Number of n X 2 array permutations with each element making zero or one knight moves. A189145

Numbers of the form c(x₁)^c(x₂)^...^c(x_k) where each c(i) = A007916(i) is a non-perfect-power, k >= 2, and the exponents are nested from the right. A277562

Numbers whose prime factors are 3 and 7. A33850