Properties of the Number -1277

Two Hundred Seventy-Seven

Basics

Value: -1278 → -1277 → -1276

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 1277

Divisors: 1, 1277

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011111101

Octal: -2375

Duodecimal: -8A5

Hexadecimal: -4fd

Square: 1630729

Square Root: 35.73513677041127

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

Years in which a transit of Venus (as seen from Earth) took place or is expected to occur, according to the catalog by Fred Espenak. A171467

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of (f(i,j)), where f(i,1)=f(1,j)=1, f(i,i)=2i-1; f(i,j)=0 otherwise; as in A204181. A204182

Let f(x) = 1 -x³+ ∑_j>=2 (x^{2^j}-x^{1+2^j}). Then a(n) is n times the coefficient of xⁿ in the expansion of log(f(x)). A271726

Lesser of twin primes. A1359

Primes whose binary representation is also the decimal representation of a prime. A65720

Initial members of prime triples (p, p+2, p+6). A22004

Primes such that their decimal representations interpreted in base 11 are also prime. A91924

Primes of form n² + n + 17. A7635

Primes > 1000 in which every substring of length 3 is also prime. A69489

Numbers > 1000 such that all the substrings of length = 3 are primes (substrings with leading '0' are considered to be nonprime). A211684