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29188 = 227297
BaseRepresentation
bin111001000000100
31111001001
413020010
51413223
6343044
7151045
oct71004
944031
1029188
111aa25
1214a84
1310393
14a8cc
1589ad
hex7204

29188 has 6 divisors (see below), whose sum is σ = 51086. Its totient is φ = 14592.

The previous prime is 29179. The next prime is 29191. The reversal of 29188 is 88192.

It can be written as a sum of positive squares in only one way, i.e., 23104 + 6084 = 152^2 + 78^2 .

It is a plaindrome in base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3645 + ... + 3652.

229188 is an apocalyptic number.

It is an amenable number.

29188 is a deficient number, since it is larger than the sum of its proper divisors (21898).

29188 is a wasteful number, since it uses less digits than its factorization.

29188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7301 (or 7299 counting only the distinct ones).

The product of its digits is 1152, while the sum is 28.

The square root of 29188 is about 170.8449589540. The cubic root of 29188 is about 30.7894156019.

It can be divided in two parts, 2918 and 8, that added together give a triangular number (2926 = T76).

The spelling of 29188 in words is "twenty-nine thousand, one hundred eighty-eight".

Divisors: 1 2 4 7297 14594 29188