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29208057 = 317572707
BaseRepresentation
bin110111101101…
…0110111111001
32000221220220220
41233122313321
524434124212
62522010253
7503156454
oct157326771
960856826
1029208057
111553a49a
129946989
136088698
143c4449b
15286e38c
hex1bdadf9

29208057 has 8 divisors (see below), whose sum is σ = 41234976. Its totient is φ = 18326592.

The previous prime is 29208043. The next prime is 29208077. The reversal of 29208057 is 75080292.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 29208057 - 26 = 29207993 is a prime.

It is a super-2 number, since 2×292080572 = 1706221187430498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29208007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286303 + ... + 286404.

It is an arithmetic number, because the mean of its divisors is an integer number (5154372).

Almost surely, 229208057 is an apocalyptic number.

It is an amenable number.

29208057 is a deficient number, since it is larger than the sum of its proper divisors (12026919).

29208057 is a wasteful number, since it uses less digits than its factorization.

29208057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572727.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 29208057 is about 5404.4478903955. The cubic root of 29208057 is about 307.9646646650.

The spelling of 29208057 in words is "twenty-nine million, two hundred eight thousand, fifty-seven".

Divisors: 1 3 17 51 572707 1718121 9736019 29208057