Base | Representation |
---|---|
bin | 10101100111101011… |
… | …010011000111001101 |
3 | 2012220211200120220021 |
4 | 111213223103013031 |
5 | 340020321141310 |
6 | 14355305422141 |
7 | 1451161533412 |
oct | 254753230715 |
9 | 65824616807 |
10 | 23214240205 |
11 | 9932919292 |
12 | 45ba49a951 |
13 | 225c591010 |
14 | 11a313a109 |
15 | 90d02d5da |
hex | 567ad31cd |
23214240205 has 8 divisors (see below), whose sum is σ = 29999941272. Its totient is φ = 17142823488.
The previous prime is 23214240191. The next prime is 23214240307. The reversal of 23214240205 is 50204241232.
It can be written as a sum of positive squares in 4 ways, for example, as 2755515049 + 20458725156 = 52493^2 + 143034^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23214240205 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23214240205.
It is a congruent number.
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, 178571014 + ... + 178571143.
It is an arithmetic number, because the mean of its divisors is an integer number (3749992659).
Almost surely, 223214240205 is an apocalyptic number.
It is an amenable number.
23214240205 is a deficient number, since it is larger than the sum of its proper divisors (6785701067).
23214240205 is a wasteful number, since it uses less digits than its factorization.
23214240205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 357142175.
The product of its (nonzero) digits is 3840, while the sum is 25.
Adding to 23214240205 its reverse (50204241232), we get a palindrome (73418481437).
The spelling of 23214240205 in words is "twenty-three billion, two hundred fourteen million, two hundred forty thousand, two hundred five".
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