Base | Representation |
---|---|
bin | 11001010011000… |
… | …01101100100010 |
3 | 112210022111211202 |
4 | 30221201230202 |
5 | 413311300024 |
6 | 33020241202 |
7 | 5154530243 |
oct | 1451415442 |
9 | 483274752 |
10 | 212212514 |
11 | a9874448 |
12 | 5b0a0202 |
13 | 34c71c47 |
14 | 20280cca |
15 | 1396cbae |
hex | ca61b22 |
212212514 has 16 divisors (see below), whose sum is σ = 322107840. Its totient is φ = 104847600.
The previous prime is 212212489. The next prime is 212212523. The reversal of 212212514 is 415212212.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172907 + ... + 174129.
It is an arithmetic number, because the mean of its divisors is an integer number (20131740).
Almost surely, 2212212514 is an apocalyptic number.
212212514 is a deficient number, since it is larger than the sum of its proper divisors (109895326).
212212514 is a wasteful number, since it uses less digits than its factorization.
212212514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2185.
The product of its digits is 320, while the sum is 20.
The square root of 212212514 is about 14567.5157113353. The cubic root of 212212514 is about 596.4723688629.
Adding to 212212514 its reverse (415212212), we get a palindrome (627424726).
The spelling of 212212514 in words is "two hundred twelve million, two hundred twelve thousand, five hundred fourteen".
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