Properties of the Number -197440

One Hundred Ninety-Seven Thousand Four Hundred Forty

Basics

Value: -197441 → -197440 → -197439

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁶ × 5 × 617

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 32, 40

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110000001101000000

Octal: -601500

Duodecimal: -96314

Hexadecimal: -30340

Square: 38982553600

Square Root: 444.3422104639621

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 (w,x,y,z) with all terms in {0,...,n} and |w-x|=max{w,x,y,z}-min{w,x,y,z}. A212755

Number of n X 7 -1,1 arrays such that the sum over i=1..n, j=1..7 of i·x(i,j) is zero and rows are nondecreasing (ways to put 7 thrusters pointing east or west at each of n positions 1..n distance from the hinge of a south-pointing gate without turning the gate). A225308

Number of 8Xn -1,1 arrays such that the sum over i=1..8,j=1..n of i·x(i,j) is zero and rows are nondecreasing (ways to put n thrusters pointing east or west at each of 8 positions 1..n distance from the hinge of a south-pointing gate without turning the gate). A225315

Expansion of q^-1/2(η(q²)η(q¹⁰)/(η(q)η(q⁵)))² in powers of q. A93830