Base | Representation |
---|---|
bin | 1100100101110… |
… | …00001101110010 |
3 | 21100201122121222 |
4 | 12102320031302 |
5 | 204014042041 |
6 | 14251345042 |
7 | 2421455063 |
oct | 622701562 |
9 | 240648558 |
10 | 105612146 |
11 | 54684a72 |
12 | 2b452182 |
13 | 18b5a0c3 |
14 | 1005256a |
15 | 941274b |
hex | 64b8372 |
105612146 has 32 divisors (see below), whose sum is σ = 174182400. Its totient is φ = 47848320.
The previous prime is 105612139. The next prime is 105612151. The reversal of 105612146 is 641216501.
It is a super-2 number, since 2×1056121462 = 22307850765450632, which contains 22 as substring.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 81935 + ... + 83213.
It is an arithmetic number, because the mean of its divisors is an integer number (5443200).
Almost surely, 2105612146 is an apocalyptic number.
105612146 is a deficient number, since it is larger than the sum of its proper divisors (68570254).
105612146 is a wasteful number, since it uses less digits than its factorization.
105612146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1394.
The product of its (nonzero) digits is 1440, while the sum is 26.
The square root of 105612146 is about 10276.7770239507. Note that the first 3 decimals coincide. The cubic root of 105612146 is about 472.6844213511.
Adding to 105612146 its reverse (641216501), we get a palindrome (746828647).
The spelling of 105612146 in words is "one hundred five million, six hundred twelve thousand, one hundred forty-six".
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