Properties of the Number -266239

Two Hundred Sixty-Six Thousand Two Hundred Thirty-Nine

Basics

Value: -266240 → -266239 → -266238

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 266239

Divisors: 1, 266239

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000000111111111111

Octal: -1007777

Duodecimal: -10A0A7

Hexadecimal: -40fff

Square: 70883205121

Square Root: 515.9835268688333

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

Primes of the form 4^k + 4^m - 1, where k and m are positive integers. A234310

a(n) is the smallest·such that the quotient d(x+1)/d(x) equals n, where d = A000005. A80371

Primes which are the average of two distinct Mersenne primes (A000668). A171255

Semi-sums (average) of any two distinct Mersenne primes (A000668). A171253

Primes which are the average of any two (not necessarily distinct) Mersenne primes (A000668). A171254

a(n) is the smallest prime p such that p + 1 has 2n divisors. A340799

Numbers k such that A163511(k) is a seventh power. A366287

Primes of the form m = 4ⁱ + 4^j - 1, where i > j >= 0. A239714

a(n) = 8ⁿ+4ⁿ-1ⁿ. A155619

Primes of the form m = 8ⁱ + 8^j - 1, where i > j >= 0. A239718