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29469807842 = 2191794332521
BaseRepresentation
bin11011011100100010…
…011001010011100010
32211001210122100110112
4123130202121103202
5440323232322332
621312132131322
72062201143056
oct333442312342
984053570415
1029469807842
1111552a358a2
125865466b42
132a1859b727
1415d7c73c66
15b772e9db2
hex6dc8994e2

29469807842 has 16 divisors (see below), whose sum is σ = 46791237600. Its totient is φ = 13881394080.

The previous prime is 29469807811. The next prime is 29469807863. The reversal of 29469807842 is 24870896492.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2159459 + ... + 2173062.

It is an arithmetic number, because the mean of its divisors is an integer number (2924452350).

Almost surely, 229469807842 is an apocalyptic number.

29469807842 is a deficient number, since it is larger than the sum of its proper divisors (17321429758).

29469807842 is a wasteful number, since it uses less digits than its factorization.

29469807842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4332721.

The product of its (nonzero) digits is 13934592, while the sum is 59.

The spelling of 29469807842 in words is "twenty-nine billion, four hundred sixty-nine million, eight hundred seven thousand, eight hundred forty-two".

Divisors: 1 2 19 38 179 358 3401 6802 4332521 8665042 82317899 164635798 775521259 1551042518 14734903921 29469807842