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Byju's Answer
Standard VI
Mathematics
Prime Factors
if p is a pri...
Question
if p is a prime,d(N)means number divisors of N,then find the value of d(d(d(p
5
)))?
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Solution
p
is
a
prime
number
.
Therefore
,
divisors
of
p
5
are
1
,
p
,
p
2
,
p
3
,
p
4
and
p
5
.
Number
of
divisors
of
p
5
=
6
∴
d
p
5
=
6
Divisors
of
6
are
1
,
2
,
3
and
6
.
Number
of
divisors
of
6
=
4
∴
d
d
p
5
=
d
6
=
4
Divisors
of
4
are
1
,
2
and
4
.
Number
of
divisors
of
4
=
3
∴
d
d
d
p
5
=
d
4
=
3
.
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