Base | Representation |
---|---|
bin | 111000110110… |
… | …1001000100110 |
3 | 2002002100201020 |
4 | 1301231020212 |
5 | 30112312032 |
6 | 2542512010 |
7 | 511233201 |
oct | 161551046 |
9 | 62070636 |
10 | 29807142 |
11 | 15909602 |
12 | 9b95606 |
13 | 6238281 |
14 | 3d5c938 |
15 | 293bb2c |
hex | 1c6d226 |
29807142 has 8 divisors (see below), whose sum is σ = 59614296. Its totient is φ = 9935712.
The previous prime is 29807119. The next prime is 29807159. The reversal of 29807142 is 24170892.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
29807142 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2483923 + ... + 2483934.
It is an arithmetic number, because the mean of its divisors is an integer number (7451787).
Almost surely, 229807142 is an apocalyptic number.
29807142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29807142 is a wasteful number, since it uses less digits than its factorization.
29807142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4967862.
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 29807142 is about 5459.5917429786. The cubic root of 29807142 is about 310.0559801783.
The spelling of 29807142 in words is "twenty-nine million, eight hundred seven thousand, one hundred forty-two".
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