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29064028 = 2271038001
BaseRepresentation
bin110111011011…
…1101101011100
32000200121100111
41232313231130
524420022103
62514535404
7502016530
oct156675534
960617314
1029064028
1115451264
129897564
136037c66
143c07bc0
15284186d
hex1bb7b5c

29064028 has 12 divisors (see below), whose sum is σ = 58128112. Its totient is φ = 12456000.

The previous prime is 29064023. The next prime is 29064059. The reversal of 29064028 is 82046092.

29064028 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29064023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 518973 + ... + 519028.

Almost surely, 229064028 is an apocalyptic number.

29064028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

29064028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29064028 is a wasteful number, since it uses less digits than its factorization.

29064028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038012 (or 1038010 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 29064028 is about 5391.1063799558. The cubic root of 29064028 is about 307.4576247598.

The spelling of 29064028 in words is "twenty-nine million, sixty-four thousand, twenty-eight".

Divisors: 1 2 4 7 14 28 1038001 2076002 4152004 7266007 14532014 29064028