Base | Representation |
---|---|
bin | 10110100011000… |
… | …010001011110010 |
3 | 222100210202100210 |
4 | 112203002023302 |
5 | 1233320021423 |
6 | 101311524550 |
7 | 12242231061 |
oct | 2643021362 |
9 | 870722323 |
10 | 378282738 |
11 | 184592469 |
12 | a6829756 |
13 | 604a9652 |
14 | 383501d8 |
15 | 23323b93 |
hex | 168c22f2 |
378282738 has 16 divisors (see below), whose sum is σ = 757103616. Its totient is φ = 126004560.
The previous prime is 378282721. The next prime is 378282763. The reversal of 378282738 is 837282873.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12978 + ... + 30413.
It is an arithmetic number, because the mean of its divisors is an integer number (47318976).
Almost surely, 2378282738 is an apocalyptic number.
378282738 is an abundant number, since it is smaller than the sum of its proper divisors (378820878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
378282738 is a wasteful number, since it uses less digits than its factorization.
378282738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44849.
The product of its digits is 903168, while the sum is 48.
The square root of 378282738 is about 19449.4919727997. The cubic root of 378282738 is about 723.2229091394. Note that the first 3 decimals are identical.
The spelling of 378282738 in words is "three hundred seventy-eight million, two hundred eighty-two thousand, seven hundred thirty-eight".
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