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29938322 = 2532732
BaseRepresentation
bin111001000110…
…1001010010010
32002100000122202
41302031022102
530131011242
62545403202
7512320511
oct162151222
962300582
1029938322
1115999117
12a039502
136282bab
143d94678
152965932
hex1c8d292

29938322 has 18 divisors (see below), whose sum is σ = 46406367. Its totient is φ = 14485536.

The previous prime is 29938313. The next prime is 29938327. The reversal of 29938322 is 22383992.

It can be written as a sum of positive squares in 5 ways, for example, as 23338561 + 6599761 = 4831^2 + 2569^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=3869.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29938327) 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 8 ways as a sum of consecutive naturals, for example, 410078 + ... + 410150.

Almost surely, 229938322 is an apocalyptic number.

29938322 is a deficient number, since it is larger than the sum of its proper divisors (16468045).

29938322 is an frugal number, since it uses more digits than its factorization.

29938322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 128 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 29938322 is about 5471.5922728215. The cubic root of 29938322 is about 310.5101624008.

The spelling of 29938322 in words is "twenty-nine million, nine hundred thirty-eight thousand, three hundred twenty-two".

Divisors: 1 2 53 73 106 146 2809 3869 5329 5618 7738 10658 205057 282437 410114 564874 14969161 29938322