Base | Representation |
---|---|
bin | 11001010011001… |
… | …00100100110110 |
3 | 112210100010000122 |
4 | 30221210210312 |
5 | 413312134220 |
6 | 33020411542 |
7 | 5154606524 |
oct | 1451444466 |
9 | 483303018 |
10 | 212224310 |
11 | a98822a1 |
12 | 5b0a6bb2 |
13 | 34c7741c |
14 | 20285314 |
15 | 13971425 |
hex | ca64936 |
212224310 has 16 divisors (see below), whose sum is σ = 384117552. Its totient is φ = 84420000.
The previous prime is 212224301. The next prime is 212224321. The reversal of 212224310 is 13422212.
It is a super-2 number, since 2×2122243102 = 90078315509952200, which contains 22 as substring.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 56816 + ... + 60435.
It is an arithmetic number, because the mean of its divisors is an integer number (24007347).
Almost surely, 2212224310 is an apocalyptic number.
212224310 is a deficient number, since it is larger than the sum of its proper divisors (171893242).
212224310 is a wasteful number, since it uses less digits than its factorization.
212224310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117439.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 212224310 is about 14567.9205791355. The cubic root of 212224310 is about 596.4834204538.
Adding to 212224310 its reverse (13422212), we get a palindrome (225646522).
The spelling of 212224310 in words is "two hundred twelve million, two hundred twenty-four thousand, three hundred ten".
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