Base | Representation |
---|---|
bin | 111000000011… |
… | …1100011110101 |
3 | 2001022020000000 |
4 | 1300013203311 |
5 | 30011003333 |
6 | 2525541513 |
7 | 504551214 |
oct | 160074365 |
9 | 61266000 |
10 | 29391093 |
11 | 15654a66 |
12 | 9a14899 |
13 | 6120aa4 |
14 | 3c9107b |
15 | 28a8713 |
hex | 1c078f5 |
29391093 has 32 divisors (see below), whose sum is σ = 44870400. Its totient is φ = 19245600.
The previous prime is 29391077. The next prime is 29391107. The reversal of 29391093 is 39019392.
It is not a de Polignac number, because 29391093 - 24 = 29391077 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29391023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194568 + ... + 194718.
It is an arithmetic number, because the mean of its divisors is an integer number (1402200).
Almost surely, 229391093 is an apocalyptic number.
It is an amenable number.
29391093 is a deficient number, since it is larger than the sum of its proper divisors (15479307).
29391093 is an frugal number, since it uses more digits than its factorization.
29391093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 261 (or 243 counting only the distinct ones).
The product of its (nonzero) digits is 13122, while the sum is 36.
The square root of 29391093 is about 5421.3552733611. The cubic root of 29391093 is about 308.6066254494.
The spelling of 29391093 in words is "twenty-nine million, three hundred ninety-one thousand, ninety-three".
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