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327952081 = 13114331747
BaseRepresentation
bin10011100011000…
…010011011010001
3211212002200200101
4103203002123101
51132423431311
652313052401
711061355342
oct2343023321
9755080611
10327952081
11159136286
12919b7101
1352c368b2
14317ac0c9
151dbd0ec1
hex138c26d1

327952081 has 8 divisors (see below), whose sum is σ = 330875424. Its totient is φ = 325035360.

The previous prime is 327952067. The next prime is 327952087. The reversal of 327952081 is 180259723.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 327952081 - 211 = 327950033 is a prime.

It is a super-2 number, since 2×3279520812 = 215105134864461122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 327952081.

It is not an unprimeable number, because it can be changed into a prime (327952087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186850 + ... + 188596.

It is an arithmetic number, because the mean of its divisors is an integer number (41359428).

Almost surely, 2327952081 is an apocalyptic number.

It is an amenable number.

327952081 is a deficient number, since it is larger than the sum of its proper divisors (2923343).

327952081 is a wasteful number, since it uses less digits than its factorization.

327952081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3311.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 327952081 is about 18109.4472858782. The cubic root of 327952081 is about 689.6098620665.

The spelling of 327952081 in words is "three hundred twenty-seven million, nine hundred fifty-two thousand, eighty-one".

Divisors: 1 131 1433 1747 187723 228857 2503451 327952081