Base | Representation |
---|---|
bin | 10111000010010… |
… | …000100100101100 |
3 | 222221012121121211 |
4 | 113002100210230 |
5 | 1242413440030 |
6 | 102203204204 |
7 | 12401632162 |
oct | 2702204454 |
9 | 887177554 |
10 | 386468140 |
11 | 189173263 |
12 | a9516664 |
13 | 620b4296 |
14 | 39481232 |
15 | 23dde12a |
hex | 1709092c |
386468140 has 36 divisors (see below), whose sum is σ = 862144416. Its totient is φ = 145491712.
The previous prime is 386468129. The next prime is 386468141. The reversal of 386468140 is 41864683.
It is a junction number, because it is equal to n+sod(n) for n = 386468093 and 386468102.
It is not an unprimeable number, because it can be changed into a prime (386468141) 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 11 ways as a sum of consecutive naturals, for example, 27652 + ... + 39211.
It is an arithmetic number, because the mean of its divisors is an integer number (23948456).
Almost surely, 2386468140 is an apocalyptic number.
It is an amenable number.
386468140 is an abundant number, since it is smaller than the sum of its proper divisors (475676276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
386468140 is a wasteful number, since it uses less digits than its factorization.
386468140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66906 (or 66887 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 40.
The square root of 386468140 is about 19658.7929436169. The cubic root of 386468140 is about 728.4021723229.
The spelling of 386468140 in words is "three hundred eighty-six million, four hundred sixty-eight thousand, one hundred forty".
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