Base | Representation |
---|---|
bin | 10000110010110110… |
… | …001100000111010010 |
3 | 1201112202011000212111 |
4 | 100302312030013102 |
5 | 243412412413003 |
6 | 12141220215534 |
7 | 1205605264423 |
oct | 206266140722 |
9 | 51482130774 |
10 | 18032935378 |
11 | 7714138287 |
12 | 35b323a5aa |
13 | 1914cc2683 |
14 | c30d6164a |
15 | 708211e6d |
hex | 432d8c1d2 |
18032935378 has 32 divisors (see below), whose sum is σ = 28680949440. Its totient is φ = 8479779840.
The previous prime is 18032935369. The next prime is 18032935381. The reversal of 18032935378 is 87353923081.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3083325 + ... + 3089167.
It is an arithmetic number, because the mean of its divisors is an integer number (896279670).
Almost surely, 218032935378 is an apocalyptic number.
18032935378 is a deficient number, since it is larger than the sum of its proper divisors (10648014062).
18032935378 is a wasteful number, since it uses less digits than its factorization.
18032935378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6442.
The product of its (nonzero) digits is 1088640, while the sum is 49.
The spelling of 18032935378 in words is "eighteen billion, thirty-two million, nine hundred thirty-five thousand, three hundred seventy-eight".
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