An abnormal number is a hypothetical number which can be factored into primes in more than one way. Hardy and Wright (1979) prove the fundamental theorem of arithmetic by showing that no abnormal numbers exist.
Abnormal Number
See also
Fundamental Theorem of Arithmetic, Prime Number TheoremExplore with Wolfram|Alpha
References
Hardy, G. H. and Wright, E. M. An Introduction to the Theory of Numbers, 5th ed. Oxford, England: Clarendon Press, p. 21, 1979.Referenced on Wolfram|Alpha
Abnormal NumberCite this as:
Weisstein, Eric W. "Abnormal Number." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/AbnormalNumber.html