Properties of the Number -271129

Two Hundred Seventy-One Thousand One Hundred Twenty-Nine

Basics

Value: -271130 → -271129 → -271128

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 271129

Divisors: 1, 271129

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1000010001100011001

Octal: -1021431

Duodecimal: -110AA1

Hexadecimal: -42319

Square: 73510934641

Square Root: 520.7004897251394

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

(Provable) Sierpiński numbers: odd numbers n such that for all k >= 1 the numbers n·2^k + 1 are composite. A76336

Odd integers m such that for every integer k > 0, m·2^k+1 has a divisor in the set {3, 5, 7, 13, 17, 241}. A244561

Prime values of n for which n·2^k + 1 is composite for all positive integers k. A137715

Least k such that k·2^m + 1 has a covering set of modulus 2·n, or 0 if no such value exists. A257647

Odd numbers n not congruent to 5 mod 6 such that for all k >= 1 the numbers n·4^k + 1 are composite. A251057

Least k such that k·2^m + 1 has a covering set with precisely n primes. A206001

G.f. A(x) satisfies: ∑_n>=0 ∏_k=1..n (n+1-k)*x + k·A(x) = 1. A306087

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 38. A31626