DigitCount

DigitCount[n, b, d] gives the number of d digits in the base b representation of n.

DigitCount[n, b] gives a list of the numbers of 1, 2, , , 0 digits in the base b representation of n.

DigitCount[n] gives a list of the numbers of 1, 2, , 9, 0 digits in the base 10 representation of n.

DigitCount[n] is equivalent to DigitCount[n, 10, Mod[Range[10],10]].

Integer mathematical function (see Section A.3.10).

See Section 3.2.4.

See also: IntegerDigits, FromDigits, BitAnd, IntegerExponent.

New in Version 4.

Further Examples