Base | Representation |
---|---|
bin | 1100010000010… |
… | …10011010011111 |
3 | 21011102221100100 |
4 | 12020022122133 |
5 | 202304144403 |
6 | 14111232143 |
7 | 2355545334 |
oct | 610123237 |
9 | 234387310 |
10 | 102803103 |
11 | 53036547 |
12 | 2a518653 |
13 | 183b5650 |
14 | d92098b |
15 | 905a2a3 |
hex | 620a69f |
102803103 has 12 divisors (see below), whose sum is σ = 159916120. Its totient is φ = 63263376.
The previous prime is 102803089. The next prime is 102803119. The reversal of 102803103 is 301308201.
It is not a de Polignac number, because 102803103 - 26 = 102803039 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102803203) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 439213 + ... + 439446.
Almost surely, 2102803103 is an apocalyptic number.
102803103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
102803103 is a deficient number, since it is larger than the sum of its proper divisors (57113017).
102803103 is a wasteful number, since it uses less digits than its factorization.
102803103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 878678 (or 878675 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 102803103 is about 10139.1865058297. The cubic root of 102803103 is about 468.4559303277.
The spelling of 102803103 in words is "one hundred two million, eight hundred three thousand, one hundred three".
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