Base | Representation |
---|---|
bin | 1100010000100… |
… | …01000010001010 |
3 | 21011111022112121 |
4 | 12020101002022 |
5 | 202311031333 |
6 | 14112001454 |
7 | 2356020361 |
oct | 610210212 |
9 | 234438477 |
10 | 102830218 |
11 | 53054957 |
12 | 2a53028a |
13 | 183c4aaa |
14 | d92a7d8 |
15 | 906332d |
hex | 621108a |
102830218 has 8 divisors (see below), whose sum is σ = 154418112. Its totient is φ = 51357516.
The previous prime is 102830213. The next prime is 102830237. The reversal of 102830218 is 812038201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 102830192 and 102830201.
It is not an unprimeable number, because it can be changed into a prime (102830213) 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, 26530 + ... + 30157.
It is an arithmetic number, because the mean of its divisors is an integer number (19302264).
Almost surely, 2102830218 is an apocalyptic number.
102830218 is a deficient number, since it is larger than the sum of its proper divisors (51587894).
102830218 is an equidigital number, since it uses as much as digits as its factorization.
102830218 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57596.
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 102830218 is about 10140.5235565034. The cubic root of 102830218 is about 468.4971128264.
Adding to 102830218 its reverse (812038201), we get a palindrome (914868419).
The spelling of 102830218 in words is "one hundred two million, eight hundred thirty thousand, two hundred eighteen".
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