Properties of the Number -763

Seven Hundred Sixty-Three

Basics

Value: -764 → -763 → -762

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 109

Divisors: 1, 7, 109, 763

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011111011

Octal: -1373

Duodecimal: -537

Hexadecimal: -2fb

Square: 582169

Square Root: 27.622454633866266

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

Coefficients in the expansion of 1/([r] + [2r]x + [3r]x² + ...); [ ] = floor, r = 7/5. A279779

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of A203947. A203948

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 249", based on the 5-celled von Neumann neighborhood. A271015

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 481", based on the 5-celled von Neumann neighborhood. A272458

A coefficients of characteristic polynomials of binomial modulo two matrices times their doubled transposes: t(n,m,d)=If[ m <= n, Mod[Binomial[n, m], 2], 0]; M(d)=*Transpose[t(n,m,d)].t(n,m,d).Transpose[t(n,m,d)]. A158200

Toothpick sequence (see Comments lines for definition). A139250

Number of partitions of n into nonzero triangular numbers. A7294

Flavius Josephus's sieve: Start with the natural numbers; at the k-th sieving step, remove every (k+1)-st term of the sequence remaining after the (k-1)-st sieving step; iterate. A960

Number of partitions of n with equal number of even and odd parts. A45931

Number of subsets of {1, ..., n} that are not sum-free. A88809