Properties of the Number -2490387

Four Hundred Ninety Thousand Three Hundred Eighty-Seven

Basics

Value: -2490388 → -2490387 → -2490386

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 19 × 43691

Divisors: 1, 3, 19, 57, 43691, 131073, 830129, 2490387

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001100000000000010011

Octal: -11400023

Duodecimal: -A01243

Hexadecimal: -260013

Square: 6202027409769

Square Root: 1578.0960046841258

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

Second bisection of the inverse binomial transform of the rational sequence with e.g.f. (x/2)*(exp(-x)+1)/(exp(x)-1). A228767

a(0)=1, a(1)=2; for n>1, a(n) = n*(2ⁿ+4)/4. A227978