Base | Representation |
---|---|
bin | 10111001000000… |
… | …110101111111110 |
3 | 1000001002110222202 |
4 | 113020012233332 |
5 | 1243312011031 |
6 | 102300111502 |
7 | 12420644366 |
oct | 2710065776 |
9 | 1001073882 |
10 | 388000766 |
11 | 18a01a79a |
12 | a9b35592 |
13 | 624cca6a |
14 | 3975d9a6 |
15 | 240e32cb |
hex | 17206bfe |
388000766 has 8 divisors (see below), whose sum is σ = 582093120. Its totient is φ = 193969728.
The previous prime is 388000763. The next prime is 388000787. The reversal of 388000766 is 667000883.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (388000763) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6995 + ... + 28721.
It is an arithmetic number, because the mean of its divisors is an integer number (72761640).
Almost surely, 2388000766 is an apocalyptic number.
388000766 is a deficient number, since it is larger than the sum of its proper divisors (194092354).
388000766 is a wasteful number, since it uses less digits than its factorization.
388000766 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30658.
The product of its (nonzero) digits is 48384, while the sum is 38.
The square root of 388000766 is about 19697.7350474617. The cubic root of 388000766 is about 729.3637829527.
The spelling of 388000766 in words is "three hundred eighty-eight million, seven hundred sixty-six", and thus it is an aban number.
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