Problem 1071. Next Lower Power of B
Given a number n and a base B greater than 1, return the lowest integer power of B that is less than or equal to n.
Example:
B = 4; n = 53; npb = lastpowb(B,n);
outputs
npb = 2
See also: nextpow2, nextpowb
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2 Comments
Aurelien Queffurust
on 6 Dec 2012
Where did you find nextpowb?
@bmtran (Bryant Tran)
on 7 Dec 2012
http://www.mathworks.com/matlabcentral/cody/problems/1070-next-higher-power-of-b
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