Base | Representation |
---|---|
bin | 1100001101011… |
… | …11010111111110 |
3 | 21010201222211100 |
4 | 12012233113332 |
5 | 202210231311 |
6 | 14055233530 |
7 | 2352433224 |
oct | 606572776 |
9 | 233658740 |
10 | 102430206 |
11 | 5290136a |
12 | 2a3788a6 |
13 | 182b49b8 |
14 | d864b14 |
15 | 8ed4a56 |
hex | 61af5fe |
102430206 has 24 divisors (see below), whose sum is σ = 223900560. Its totient is φ = 33840576.
The previous prime is 102430187. The next prime is 102430241. The reversal of 102430206 is 602034201.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23146 + ... + 27213.
It is an arithmetic number, because the mean of its divisors is an integer number (9329190).
Almost surely, 2102430206 is an apocalyptic number.
102430206 is an abundant number, since it is smaller than the sum of its proper divisors (121470354).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102430206 is a wasteful number, since it uses less digits than its factorization.
102430206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50480 (or 50477 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 102430206 is about 10120.7808987252. The cubic root of 102430206 is about 467.8888350915. Note that the first 4 decimals are identical.
Adding to 102430206 its reverse (602034201), we get a palindrome (704464407).
The spelling of 102430206 in words is "one hundred two million, four hundred thirty thousand, two hundred six".
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