Base | Representation |
---|---|
bin | 11101010010000110… |
… | …001011111000001101 |
3 | 10000011020220102000021 |
4 | 131102012023320031 |
5 | 1003343140434201 |
6 | 22235545502141 |
7 | 2162110434610 |
oct | 352206137015 |
9 | 100136812007 |
10 | 31442124301 |
11 | 123752943a5 |
12 | 6115aa1951 |
13 | 2c710a22a3 |
14 | 1743ba4177 |
15 | c4053eea1 |
hex | 75218be0d |
31442124301 has 16 divisors (see below), whose sum is σ = 36069806080. Its totient is φ = 26848525680.
The previous prime is 31442124281. The next prime is 31442124317. The reversal of 31442124301 is 10342124413.
It is a cyclic number.
It is not a de Polignac number, because 31442124301 - 25 = 31442124269 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31442124001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7646236 + ... + 7650346.
It is an arithmetic number, because the mean of its divisors is an integer number (2254362880).
Almost surely, 231442124301 is an apocalyptic number.
It is an amenable number.
31442124301 is a deficient number, since it is larger than the sum of its proper divisors (4627681779).
31442124301 is a wasteful number, since it uses less digits than its factorization.
31442124301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7984.
The product of its (nonzero) digits is 2304, while the sum is 25.
Adding to 31442124301 its reverse (10342124413), we get a palindrome (41784248714).
The spelling of 31442124301 in words is "thirty-one billion, four hundred forty-two million, one hundred twenty-four thousand, three hundred one".
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