Base | Representation |
---|---|
bin | 100110001111… |
… | …0000110011010 |
3 | 1101201110021010 |
4 | 1030132012122 |
5 | 20112434414 |
6 | 1553354350 |
7 | 332250555 |
oct | 114360632 |
9 | 41643233 |
10 | 20046234 |
11 | 1035203a |
12 | 68689b6 |
13 | 41cb4a0 |
14 | 293b69c |
15 | 1b5e959 |
hex | 131e19a |
20046234 has 16 divisors (see below), whose sum is σ = 43176672. Its totient is φ = 6168048.
The previous prime is 20046233. The next prime is 20046263. The reversal of 20046234 is 43264002.
It is a self number, because there is not a number n which added to its sum of digits gives 20046234.
It is not an unprimeable number, because it can be changed into a prime (20046233) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128424 + ... + 128579.
It is an arithmetic number, because the mean of its divisors is an integer number (2698542).
Almost surely, 220046234 is an apocalyptic number.
20046234 is an abundant number, since it is smaller than the sum of its proper divisors (23130438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20046234 is a wasteful number, since it uses less digits than its factorization.
20046234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257021.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 20046234 is about 4477.3020894284. The cubic root of 20046234 is about 271.6507646649.
The spelling of 20046234 in words is "twenty million, forty-six thousand, two hundred thirty-four".
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