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29081532029 = 1113991889761
BaseRepresentation
bin11011000101011001…
…001111011001111101
32210001202000220011212
4123011121033121331
5434024333011104
621205422054205
72046444641444
oct330531173175
983052026155
1029081532029
11113738484a0
12577741a365
132986003724
14159c481d5b
15b531a036e
hex6c564f67d

29081532029 has 8 divisors (see below), whose sum is σ = 31748001600. Its totient is φ = 26418844800.

The previous prime is 29081532017. The next prime is 29081532037. The reversal of 29081532029 is 92023518092.

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

It is a cyclic number.

It is not a de Polignac number, because 29081532029 - 212 = 29081527933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29081531029) 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, 929492 + ... + 960269.

It is an arithmetic number, because the mean of its divisors is an integer number (3968500200).

Almost surely, 229081532029 is an apocalyptic number.

It is an amenable number.

29081532029 is a deficient number, since it is larger than the sum of its proper divisors (2666469571).

29081532029 is a wasteful number, since it uses less digits than its factorization.

29081532029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891171.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 29081532029 in words is "twenty-nine billion, eighty-one million, five hundred thirty-two thousand, twenty-nine".

Divisors: 1 11 1399 15389 1889761 20787371 2643775639 29081532029