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29388006 = 232432883
BaseRepresentation
bin111000000011…
…0110011100110
32001022001202200
41300012303212
530010404011
62525515330
7504536214
oct160066346
961261680
1029388006
111565270a
129a12b46
13611c56b
143c8dcb4
1528a7856
hex1c06ce6

29388006 has 36 divisors (see below), whose sum is σ = 65263068. Its totient is φ = 9557352.

The previous prime is 29388001. The next prime is 29388011. The reversal of 29388006 is 60088392.

It is an interprime number because it is at equal distance from previous prime (29388001) and next prime (29388011).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29388001) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 32841 + ... + 33723.

It is an arithmetic number, because the mean of its divisors is an integer number (1812863).

Almost surely, 229388006 is an apocalyptic number.

29388006 is an abundant number, since it is smaller than the sum of its proper divisors (35875062).

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

29388006 is a wasteful number, since it uses less digits than its factorization.

29388006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977 (or 931 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 29388006 is about 5421.0705584783. The cubic root of 29388006 is about 308.5958205659.

The spelling of 29388006 in words is "twenty-nine million, three hundred eighty-eight thousand, six".

Divisors: 1 2 3 6 9 18 43 86 129 258 387 774 883 1766 1849 2649 3698 5298 5547 7947 11094 15894 16641 33282 37969 75938 113907 227814 341721 683442 1632667 3265334 4898001 9796002 14694003 29388006