Properties of the Number -749

Seven Hundred Forty-Nine

Basics

Value: -750 → -749 → -748

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 7 × 107

Divisors: 1, 7, 107, 749

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011101101

Octal: -1355

Duodecimal: -525

Hexadecimal: -2ed

Square: 561001

Square Root: 27.367864366808018

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

Expansion of (∏_j>=1 (1-(-x)^j) - 1)¹⁰ in powers of x. A1488

Alternating sum of diagonals in A060177. A104575

Numerator of coefficient in the interpolation polynomial for initial values of the factorial, read by rows. A103361

Triangle T, read by rows, where row n+1 of T = row n of T^-n with appended '1' for n>=0 with T(0,0)=1. A132690

Expansion of the e.g.f. exp(-1 + (1 + x)*exp(-x)). A345652

Euler transform of (0, 1, -2, 4, -8, 16, ...), (cf. A122803). A358449

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 291", based on the 5-celled von Neumann neighborhood. A271132

Coefficient of x^2·n in (-1 + ∏_k>=1 (1 - x^k))ⁿ. A341263

Number of partitions of n into parts 3k and 3k+1 with at least one part of each type. A35618

Sums of three consecutive primes. A34961