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927 = 32103
BaseRepresentation
bin1110011111
31021100
432133
512202
64143
72463
oct1637
91240
10927
11773
12653
13564
144a3
1541c
hex39f

927 has 6 divisors (see below), whose sum is σ = 1352. Its totient is φ = 612.

The previous prime is 919. The next prime is 929. The reversal of 927 is 729.

It is not a de Polignac number, because 927 - 23 = 919 is a prime.

It is a tribonacci number.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

927 is a modest number, since divided by 27 gives 9 as remainder.

927 is a lucky number.

It is a plaindrome in base 16.

It is a nialpdrome in base 11 and base 12.

It is a zygodrome in base 2.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 927.

It is not an unprimeable number, because it can be changed into a prime (929) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43 + ... + 60.

2927 is an apocalyptic number.

927 is a deficient number, since it is larger than the sum of its proper divisors (425).

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

927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 106 counting only the distinct ones).

The product of its digits is 126, while the sum is 18.

The square root of 927 is about 30.4466746953. The cubic root of 927 is about 9.7504930717.

Subtracting from 927 its sum of digits (18), we obtain a palindrome (909).

It can be divided in two parts, 92 and 7, that added together give a palindrome (99).

The spelling of 927 in words is "nine hundred twenty-seven", and thus it is an aban number and an oban number.

Divisors: 1 3 9 103 309 927