Base | Representation |
---|---|
bin | 10110100010010… |
… | …100000001001110 |
3 | 222100110010222101 |
4 | 112202110001032 |
5 | 1233242444041 |
6 | 101303505314 |
7 | 12240512560 |
oct | 2642240116 |
9 | 870403871 |
10 | 378093646 |
11 | 184473397 |
12 | a675823a |
13 | 60441568 |
14 | 38301330 |
15 | 232d7b31 |
hex | 1689404e |
378093646 has 16 divisors (see below), whose sum is σ = 650379744. Its totient is φ = 161485344.
The previous prime is 378093637. The next prime is 378093647. The reversal of 378093646 is 646390873.
378093646 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 378093596 and 378093605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (378093647) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41985 + ... + 50188.
It is an arithmetic number, because the mean of its divisors is an integer number (40648734).
Almost surely, 2378093646 is an apocalyptic number.
378093646 is a deficient number, since it is larger than the sum of its proper divisors (272286098).
378093646 is a wasteful number, since it uses less digits than its factorization.
378093646 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92475.
The product of its (nonzero) digits is 653184, while the sum is 46.
The square root of 378093646 is about 19444.6302613344. The cubic root of 378093646 is about 723.1023833654.
The spelling of 378093646 in words is "three hundred seventy-eight million, ninety-three thousand, six hundred forty-six".
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