Properties of the Number -189506

One Hundred Eighty-Nine Thousand Five Hundred Six

Basics

Value: -189507 → -189506 → -189505

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 19 × 4987

Divisors: 1, 2, 19, 38, 4987, 9974, 94753, 189506

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101110010001000010

Octal: -562102

Duodecimal: -91802

Hexadecimal: -2e442

Square: 35912524036

Square Root: 435.3228686848418

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

a(n) = ∑_k=1..n-1 gcd(k,n)*a(k), a(1) = 1. A72979

Number of (7+1) X (n+1) 0..1 arrays with every 2 X 2 subblock ne-sw antidiagonal difference nondecreasing horizontally and nw+se diagonal sum nondecreasing vertically. A258560