irrational
irrational number
even number
extended real number system
noninteger
prime number
noncototient
purely imaginary number
complex number
imaginary number
imaginary
complex quantity
simple fraction
non-hypotenuse number
common fraction
numerization
transcendental number
rational
denumerization
untouchable number
nonreal
real number
scientific notation
real
Blum integer
arithmetic
Fermat number
whole number
composite number
Archimedean property
aliquant
prime
aliquant part
prime quantity
surd
non-integer
Pisot-Vijayaraghavan number
commensurator
pure imaginary number
aleph-null
double digit
aleph-nought
semiprime
aleph-zero
perfect cube
fraction
common multiple
algebraic integer
Cullen number
bidoublet