Roget's Thesaurus: Entry 84 (Number)

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#84. Number. -- N. number, symbol, numeral, figure, cipher, digit, integer; counter; round number; formula; function; series.

sum, difference, complement, subtrahend; product; multiplicand, multiplier, multiplicator[obs]; coefficient, multiple; dividend, divisor, factor, quotient, submultiple[Math]; fraction, rational number; surd, irrational number; transcendental number; mixed number, complex number, complex conjugate; numerator, denominator; decimal, circulating decimal, repetend; common measure, aliquot part; prime number, prime, relative prime, prime factor, prime pair; reciprocal; totient[obs].

binary number, octal number, hexadecimal number[Comp].

permutation, combination, variation; election.

ratio, proportion, comparison &c.464; progression; arithmetical progression, geometrical progression, harmonical progression[obs]; percentage, permilage.

figurate numbers[obs], pyramidal numbers, polygonal numbers.

power, root, exponent, index, logarithm, antilogarithm; modulus, base.

differential, integral, fluxion[obs], fluent.

Adj. numeral, complementary, divisible, aliquot, reciprocal, prime, relatively prime, fractional, decimal, figurate[obs], incommensurable.

proportional, exponential, logarithmic, logometric[obs], differential, fluxional[obs], integral, totitive[obs].

positive, negative; rational, irrational; surd, radical, real; complex, imaginary; finite; infinite; impossible.

Adv. numerically; modulo.