Properties of the Number -262143

Two Hundred Sixty-Two Thousand One Hundred Forty-Three

Basics

Value: -262144 → -262143 → -262142

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 7 × 19 × 73

Divisors: 1, 3, 7, 9, 19, 21, 27, 57, 63, 73

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -111111111111111111

Octal: -777777

Duodecimal: -107853

Hexadecimal: -3ffff

Square: 68718952449

Square Root: 511.9990234365687

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) = (-1)ⁿ * (1 - 2ⁿ). A225883

a(n) = 1 - n⁶. A24004

a(n) = 1 - n⁹. A24007

Odd-indexed terms of the binomial transform equals 1 and the even-indexed terms of the second binomial transform equals 1. A90158

a(n) = A135574(n+1) - 2·A135574(n). A135575

a(n) = A023194 - A062700(n). Negative values of A071166(m) = m-A006530(A000203(m)) differences. In these cases m is square number from A023194. A71167

G.f.: ∑_n=-oo..+oo xⁿ * (1 - 2ⁿ*xⁿ)ⁿ. A258936

a(n) = ∑_k=0..n A363914(n, k)*(-2)^{n - k}. A367773

a(n) = ∑_k=0..n A363914(n, k)*2^{n - k}. A367774

a(n) = 2ⁿ - 1. (Sometimes called Mersenne numbers, although that name is usually reserved for A001348.) A225