Base | Representation |
---|---|
bin | 11001010010001… |
… | …11111110001110 |
3 | 112210010011022101 |
4 | 30221013332032 |
5 | 413244412100 |
6 | 33014105314 |
7 | 5153611123 |
oct | 1451077616 |
9 | 483104271 |
10 | 212107150 |
11 | a9802272 |
12 | 5b04b23a |
13 | 34c35cb8 |
14 | 2025474a |
15 | 1394b86a |
hex | ca47f8e |
212107150 has 24 divisors (see below), whose sum is σ = 411674544. Its totient is φ = 81153600.
The previous prime is 212107141. The next prime is 212107163. The reversal of 212107150 is 51701212.
It is a super-2 number, since 2×2121071502 = 89978886162245000, which contains 22 as substring.
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, 91071 + ... + 93370.
It is an arithmetic number, because the mean of its divisors is an integer number (17153106).
Almost surely, 2212107150 is an apocalyptic number.
212107150 is a deficient number, since it is larger than the sum of its proper divisors (199567394).
212107150 is a wasteful number, since it uses less digits than its factorization.
212107150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 184476 (or 184471 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 19.
The square root of 212107150 is about 14563.8988598521. The cubic root of 212107150 is about 596.3736358875.
Adding to 212107150 its reverse (51701212), we get a palindrome (263808362).
The spelling of 212107150 in words is "two hundred twelve million, one hundred seven thousand, one hundred fifty".
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