Base | Representation |
---|---|
bin | 10111000101111… |
… | …001111101101000 |
3 | 1000000000011221220 |
4 | 113011321331220 |
5 | 1243140032404 |
6 | 102235502040 |
7 | 12413023224 |
oct | 2705717550 |
9 | 1000004856 |
10 | 387424104 |
11 | 189766511 |
12 | a98b7920 |
13 | 6235a442 |
14 | 3964d784 |
15 | 2402c4d9 |
hex | 17179f68 |
387424104 has 32 divisors (see below), whose sum is σ = 969045120. Its totient is φ = 129076736.
The previous prime is 387424073. The next prime is 387424127. The reversal of 387424104 is 401424783.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 84577 + ... + 89039.
It is an arithmetic number, because the mean of its divisors is an integer number (30282660).
Almost surely, 2387424104 is an apocalyptic number.
It is an amenable number.
387424104 is an abundant number, since it is smaller than the sum of its proper divisors (581621016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387424104 is a wasteful number, since it uses less digits than its factorization.
387424104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8089 (or 8085 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 33.
The square root of 387424104 is about 19683.0918302994. The cubic root of 387424104 is about 729.0022674130.
Adding to 387424104 its reverse (401424783), we get a palindrome (788848887).
The spelling of 387424104 in words is "three hundred eighty-seven million, four hundred twenty-four thousand, one hundred four".
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