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884 = 221317
BaseRepresentation
bin1101110100
31012202
431310
512014
64032
72402
oct1564
91182
10884
11734
12618
13530
14472
153de
hex374

884 has 12 divisors (see below), whose sum is σ = 1764. Its totient is φ = 384.

The previous prime is 883. The next prime is 887. The reversal of 884 is 488.

884 = T19 + T20 + ... + T22.

It can be written as a sum of positive squares in 2 ways, for example, as 400 + 484 = 20^2 + 22^2 .

Its product of digits (256) is a multiple of the sum of its prime divisors (32).

It is a plaindrome in base 15.

It is a nialpdrome in base 10 and base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44 + ... + 60.

It is an arithmetic number, because the mean of its divisors is an integer number (147).

2884 is an apocalyptic number.

It is an amenable number.

884 is a deficient number, since it is larger than the sum of its proper divisors (880).

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

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

The sum of its prime factors is 34 (or 32 counting only the distinct ones).

The product of its digits is 256, while the sum is 20.

The square root of 884 is about 29.7321374946. The cubic root of 884 is about 9.5973372245.

The spelling of 884 in words is "eight hundred eighty-four", and thus it is an aban number.

Divisors: 1 2 4 13 17 26 34 52 68 221 442 884