Base | Representation |
---|---|
bin | 111000111000… |
… | …1101100010000 |
3 | 2002010022022120 |
4 | 1301301230100 |
5 | 30113411213 |
6 | 2543134240 |
7 | 511341465 |
oct | 161615420 |
9 | 62108276 |
10 | 29825808 |
11 | 15921631 |
12 | 9ba4380 |
13 | 624390c |
14 | 3d6566c |
15 | 2942423 |
hex | 1c71b10 |
29825808 has 20 divisors (see below), whose sum is σ = 77050128. Its totient is φ = 9941920.
The previous prime is 29825773. The next prime is 29825821. The reversal of 29825808 is 80852892.
It is a self number, because there is not a number n which added to its sum of digits gives 29825808.
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 3 ways as a sum of consecutive naturals, for example, 310638 + ... + 310733.
Almost surely, 229825808 is an apocalyptic number.
It is an amenable number.
29825808 is an abundant number, since it is smaller than the sum of its proper divisors (47224320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29825808 is a wasteful number, since it uses less digits than its factorization.
29825808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 621382 (or 621376 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 42.
The square root of 29825808 is about 5461.3009439144. The cubic root of 29825808 is about 310.1206883530.
It can be divided in two parts, 298 and 25808, that added together give a triangular number (26106 = T228).
The spelling of 29825808 in words is "twenty-nine million, eight hundred twenty-five thousand, eight hundred eight".
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