Properties of the Number -190913

One Hundred Ninety Thousand Nine Hundred Thirteen

Basics

Value: -190914 → -190913 → -190912

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 190913

Divisors: 1, 190913

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -101110100111000001

Octal: -564701

Duodecimal: -92595

Hexadecimal: -2e9c1

Square: 36447773569

Square Root: 436.9359220755373

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

Number of n X 4 0..1 arrays with no element equal to more than two of its horizontal, diagonal or antidiagonal neighbors and with new values introduced in order 0 sequentially upwards. A281465

a(n) = ∑_k=0..n (k+1) * A026747(n, n-k). A27228