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29585305 = 56197001
BaseRepresentation
bin111000011011…
…0111110011001
32001200002102001
41300312332121
530033212210
62534041001
7506320351
oct160667631
961602361
1029585305
1115777972
129aa9161
13618b2c9
143d01b61
1528e603a
hex1c36f99

29585305 has 8 divisors (see below), whose sum is σ = 36084744. Its totient is φ = 23280000.

The previous prime is 29585251. The next prime is 29585323. The reversal of 29585305 is 50358592.

It can be written as a sum of positive squares in 4 ways, for example, as 683929 + 28901376 = 827^2 + 5376^2 .

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

It is not a de Polignac number, because 29585305 - 223 = 21196697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48196 + ... + 48805.

It is an arithmetic number, because the mean of its divisors is an integer number (4510593).

Almost surely, 229585305 is an apocalyptic number.

It is an amenable number.

29585305 is a deficient number, since it is larger than the sum of its proper divisors (6499439).

29585305 is an equidigital number, since it uses as much as digits as its factorization.

29585305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97067.

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 29585305 is about 5439.2375384791. The cubic root of 29585305 is about 309.2848760374.

It can be divided in two parts, 29585 and 305, that added together give a triangular number (29890 = T244).

The spelling of 29585305 in words is "twenty-nine million, five hundred eighty-five thousand, three hundred five".

Divisors: 1 5 61 305 97001 485005 5917061 29585305