Base | Representation |
---|---|
bin | 11001100000110… |
… | …11010000011000 |
3 | 112220201101211001 |
4 | 30300123100120 |
5 | 414242134034 |
6 | 33123114344 |
7 | 5206102231 |
oct | 1460332030 |
9 | 486641731 |
10 | 214021144 |
11 | aa89a287 |
12 | 5b8129b4 |
13 | 3545623c |
14 | 205d2088 |
15 | 13bc8a14 |
hex | cc1b418 |
214021144 has 32 divisors (see below), whose sum is σ = 408910320. Its totient is φ = 104996736.
The previous prime is 214021139. The next prime is 214021151. The reversal of 214021144 is 441120412.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103222 + ... + 105274.
Almost surely, 2214021144 is an apocalyptic number.
It is an amenable number.
214021144 is a deficient number, since it is larger than the sum of its proper divisors (194889176).
214021144 is a wasteful number, since it uses less digits than its factorization.
214021144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2299 (or 2295 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
The square root of 214021144 is about 14629.4615075197. The cubic root of 214021144 is about 598.1621018918.
Adding to 214021144 its reverse (441120412), we get a palindrome (655141556).
The spelling of 214021144 in words is "two hundred fourteen million, twenty-one thousand, one hundred forty-four".
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