Base | Representation |
---|---|
bin | 100010011100… |
… | …1010011001110 |
3 | 1020222120100012 |
4 | 1010321103032 |
5 | 14110413434 |
6 | 1443033222 |
7 | 306340334 |
oct | 104712316 |
9 | 36876305 |
10 | 18060494 |
11 | a216131 |
12 | 606b812 |
13 | 39846aa |
14 | 2581b54 |
15 | 18bb3ce |
hex | 11394ce |
18060494 has 16 divisors (see below), whose sum is σ = 28801008. Its totient is φ = 8464512.
The previous prime is 18060491. The next prime is 18060509. The reversal of 18060494 is 49406081.
It is a self number, because there is not a number n which added to its sum of digits gives 18060494.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18060491) 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, 8684 + ... + 10560.
It is an arithmetic number, because the mean of its divisors is an integer number (1800063).
Almost surely, 218060494 is an apocalyptic number.
18060494 is a deficient number, since it is larger than the sum of its proper divisors (10740514).
18060494 is a wasteful number, since it uses less digits than its factorization.
18060494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2179.
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 18060494 is about 4249.7639934472. The cubic root of 18060494 is about 262.3674021169.
The spelling of 18060494 in words is "eighteen million, sixty thousand, four hundred ninety-four".
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