Base | Representation |
---|---|
bin | 110101101100110… |
… | …1110000010110000 |
3 | 11122120121020000110 |
4 | 1223121232002300 |
5 | 12142241414204 |
6 | 454445021320 |
7 | 62436635214 |
oct | 15331560260 |
9 | 4576536013 |
10 | 1801904304 |
11 | 845145412 |
12 | 423554840 |
13 | 229408a85 |
14 | 131450944 |
15 | a82d2889 |
hex | 6b66e0b0 |
1801904304 has 40 divisors (see below), whose sum is σ = 4656775360. Its totient is φ = 600395328.
The previous prime is 1801904297. The next prime is 1801904323. The reversal of 1801904304 is 4034091081.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147087 + ... + 158865.
It is an arithmetic number, because the mean of its divisors is an integer number (116419384).
Almost surely, 21801904304 is an apocalyptic number.
It is an amenable number.
1801904304 is an abundant number, since it is smaller than the sum of its proper divisors (2854871056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1801904304 is a wasteful number, since it uses less digits than its factorization.
1801904304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14977 (or 14971 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 1801904304 is about 42448.8433764690. The cubic root of 1801904304 is about 1216.8692242806.
Adding to 1801904304 its reverse (4034091081), we get a palindrome (5835995385).
The spelling of 1801904304 in words is "one billion, eight hundred one million, nine hundred four thousand, three hundred four".
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