Base | Representation |
---|---|
bin | 11011100100000… |
… | …00110110110010 |
3 | 121010001220200112 |
4 | 31302000312302 |
5 | 433142331024 |
6 | 34535421322 |
7 | 5505201536 |
oct | 1562006662 |
9 | 533056615 |
10 | 231214514 |
11 | 109572983 |
12 | 65524842 |
13 | 38b9602b |
14 | 229c9bc6 |
15 | 1547300e |
hex | dc80db2 |
231214514 has 16 divisors (see below), whose sum is σ = 357851520. Its totient is φ = 111986160.
The previous prime is 231214507. The next prime is 231214519. The reversal of 231214514 is 415412132.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 231214514.
It is not an unprimeable number, because it can be changed into a prime (231214519) by changing a digit.
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, 5432 + ... + 22179.
It is an arithmetic number, because the mean of its divisors is an integer number (22365720).
Almost surely, 2231214514 is an apocalyptic number.
231214514 is a deficient number, since it is larger than the sum of its proper divisors (126637006).
231214514 is a wasteful number, since it uses less digits than its factorization.
231214514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27745.
The product of its digits is 960, while the sum is 23.
The square root of 231214514 is about 15205.7395084882. The cubic root of 231214514 is about 613.7691149855.
Adding to 231214514 its reverse (415412132), we get a palindrome (646626646).
The spelling of 231214514 in words is "two hundred thirty-one million, two hundred fourteen thousand, five hundred fourteen".
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