Base | Representation |
---|---|
bin | 111000101010… |
… | …0001010100101 |
3 | 2001220011102100 |
4 | 1301110022211 |
5 | 30101023434 |
6 | 2540402313 |
7 | 510326055 |
oct | 161241245 |
9 | 61804370 |
10 | 29704869 |
11 | 15849787 |
12 | 9b46399 |
13 | 620085c |
14 | 3d33565 |
15 | 291b699 |
hex | 1c542a5 |
29704869 has 24 divisors (see below), whose sum is σ = 44553600. Its totient is φ = 19056960.
The previous prime is 29704861. The next prime is 29704879. The reversal of 29704869 is 96840792.
It is a happy number.
It is not a de Polignac number, because 29704869 - 23 = 29704861 is a prime.
It is a super-2 number, since 2×297048692 = 1764758484614322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29704861) 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 23 ways as a sum of consecutive naturals, for example, 28642 + ... + 29660.
It is an arithmetic number, because the mean of its divisors is an integer number (1856400).
Almost surely, 229704869 is an apocalyptic number.
It is an amenable number.
29704869 is a deficient number, since it is larger than the sum of its proper divisors (14848731).
29704869 is a wasteful number, since it uses less digits than its factorization.
29704869 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1145 (or 1142 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The square root of 29704869 is about 5450.2173351161. The cubic root of 29704869 is about 309.7009568499.
The spelling of 29704869 in words is "twenty-nine million, seven hundred four thousand, eight hundred sixty-nine".
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