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28976204 = 2222733187
BaseRepresentation
bin110111010001…
…0010001001100
32000112010212202
41232202101030
524404214304
62513021032
7501202505
oct156422114
960463782
1028976204
11153a1284
129854778
136006caa
143bc3bac
15282581e
hex1ba244c

28976204 has 12 divisors (see below), whose sum is σ = 50746584. Its totient is φ = 14477184.

The previous prime is 28976203. The next prime is 28976237. The reversal of 28976204 is 40267982.

It is not an unprimeable number, because it can be changed into a prime (28976201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7499 + ... + 10685.

It is an arithmetic number, because the mean of its divisors is an integer number (4228882).

Almost surely, 228976204 is an apocalyptic number.

It is an amenable number.

28976204 is a deficient number, since it is larger than the sum of its proper divisors (21770380).

28976204 is a wasteful number, since it uses less digits than its factorization.

28976204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5464 (or 5462 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 28976204 is about 5382.9549505824. The cubic root of 28976204 is about 307.1476264113.

The spelling of 28976204 in words is "twenty-eight million, nine hundred seventy-six thousand, two hundred four".

Divisors: 1 2 4 2273 3187 4546 6374 9092 12748 7244051 14488102 28976204