Base | Representation |
---|---|
bin | 1011110110000000111 |
3 | 201201101012 |
4 | 1132300013 |
5 | 44404403 |
6 | 12152435 |
7 | 3204332 |
oct | 1366007 |
9 | 651335 |
10 | 388103 |
11 | 245651 |
12 | 16871b |
13 | 107861 |
14 | a1619 |
15 | 79ed8 |
hex | 5ec07 |
388103 has 4 divisors (see below), whose sum is σ = 390648. Its totient is φ = 385560.
The previous prime is 388099. The next prime is 388109. The reversal of 388103 is 301883.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 388103 - 22 = 388099 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (388109) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028 + ... + 1353.
It is an arithmetic number, because the mean of its divisors is an integer number (97662).
2388103 is an apocalyptic number.
388103 is a deficient number, since it is larger than the sum of its proper divisors (2545).
388103 is a wasteful number, since it uses less digits than its factorization.
388103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2544.
The product of its (nonzero) digits is 576, while the sum is 23.
The square root of 388103 is about 622.9791328769. The cubic root of 388103 is about 72.9427837147.
Adding to 388103 its reverse (301883), we get a palindrome (689986).
The spelling of 388103 in words is "three hundred eighty-eight thousand, one hundred three".
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