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29108361 = 3194211213
BaseRepresentation
bin110111100001…
…0100010001001
32000202212011110
41233002202021
524422431421
62515520533
7502263012
oct157024211
960685143
1029108361
11154815a7
1298b9149
1360521a9
143c1a009
15284ea76
hex1bc2889

29108361 has 16 divisors (see below), whose sum is σ = 40984640. Its totient is φ = 18325440.

The previous prime is 29108329. The next prime is 29108389. The reversal of 29108361 is 16380192.

It is not a de Polignac number, because 29108361 - 25 = 29108329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29108311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23391 + ... + 24603.

It is an arithmetic number, because the mean of its divisors is an integer number (2561540).

Almost surely, 229108361 is an apocalyptic number.

It is an amenable number.

29108361 is a deficient number, since it is larger than the sum of its proper divisors (11876279).

29108361 is a wasteful number, since it uses less digits than its factorization.

29108361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1656.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 29108361 is about 5395.2164924125. The cubic root of 29108361 is about 307.6138728233.

The spelling of 29108361 in words is "twenty-nine million, one hundred eight thousand, three hundred sixty-one".

Divisors: 1 3 19 57 421 1213 1263 3639 7999 23047 23997 69141 510673 1532019 9702787 29108361