Base | Representation |
---|---|
bin | 111001000100… |
… | …0110010110010 |
3 | 2002022010010020 |
4 | 1302020302302 |
5 | 30124423214 |
6 | 2545144310 |
7 | 512214405 |
oct | 162106262 |
9 | 62263106 |
10 | 29920434 |
11 | 15986735 |
12 | a02b096 |
13 | 62779cb |
14 | 3d8bd3c |
15 | 29604a9 |
hex | 1c88cb2 |
29920434 has 16 divisors (see below), whose sum is σ = 60855840. Its totient is φ = 9804320.
The previous prime is 29920427. The next prime is 29920463. The reversal of 29920434 is 43402992.
It is a junction number, because it is equal to n+sod(n) for n = 29920395 and 29920404.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 41907 + ... + 42614.
It is an arithmetic number, because the mean of its divisors is an integer number (3803490).
Almost surely, 229920434 is an apocalyptic number.
29920434 is an abundant number, since it is smaller than the sum of its proper divisors (30935406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29920434 is a wasteful number, since it uses less digits than its factorization.
29920434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84585.
The product of its (nonzero) digits is 15552, while the sum is 33.
The square root of 29920434 is about 5469.9574038561. The cubic root of 29920434 is about 310.4483073153.
The spelling of 29920434 in words is "twenty-nine million, nine hundred twenty thousand, four hundred thirty-four".
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