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29319105 = 351954607
BaseRepresentation
bin110111111010…
…1111111000001
32001011120020210
41233311333001
530001202410
62524224333
7504131304
oct157657701
961146223
1029319105
1115605972
12999b0a9
1360c70aa
143c72b3b
152892220
hex1bf5fc1

29319105 has 8 divisors (see below), whose sum is σ = 46910592. Its totient is φ = 15636848.

The previous prime is 29319097. The next prime is 29319107. The reversal of 29319105 is 50191392.

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 29319105 - 23 = 29319097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29319107) by changing a digit.

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, 977289 + ... + 977318.

It is an arithmetic number, because the mean of its divisors is an integer number (5863824).

Almost surely, 229319105 is an apocalyptic number.

It is an amenable number.

29319105 is a deficient number, since it is larger than the sum of its proper divisors (17591487).

29319105 is a wasteful number, since it uses less digits than its factorization.

29319105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954615.

The product of its (nonzero) digits is 2430, while the sum is 30.

The square root of 29319105 is about 5414.7119036935. The cubic root of 29319105 is about 308.3544613393.

The spelling of 29319105 in words is "twenty-nine million, three hundred nineteen thousand, one hundred five".

Divisors: 1 3 5 15 1954607 5863821 9773035 29319105