Base | Representation |
---|---|
bin | 1110000110100110011011… |
… | …00010101100011100000001 |
3 | 11001210211021010020002212112 |
4 | 13003103031202230130001 |
5 | 13031104323222120223 |
6 | 145543121015505105 |
7 | 6350423556021032 |
oct | 703231542543401 |
9 | 131724233202775 |
10 | 31013112301313 |
11 | 9977650424aaa |
12 | 358a670688195 |
13 | 143c6a713945c |
14 | 793085032a89 |
15 | 38bac7776778 |
hex | 1c34cd8ac701 |
31013112301313 has 16 divisors (see below), whose sum is σ = 31190346485760. Its totient is φ = 30836261736000.
The previous prime is 31013112301289. The next prime is 31013112301333. The reversal of 31013112301313 is 31310321131013.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31013112301313 is a prime.
It is a super-2 number, since 2×310131123013132 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31013112301333) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 784109888 + ... + 784149438.
It is an arithmetic number, because the mean of its divisors is an integer number (1949396655360).
Almost surely, 231013112301313 is an apocalyptic number.
It is an amenable number.
31013112301313 is a deficient number, since it is larger than the sum of its proper divisors (177234184447).
31013112301313 is a wasteful number, since it uses less digits than its factorization.
31013112301313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44288.
The product of its (nonzero) digits is 486, while the sum is 23.
Adding to 31013112301313 its reverse (31310321131013), we get a palindrome (62323433432326).
The spelling of 31013112301313 in words is "thirty-one trillion, thirteen billion, one hundred twelve million, three hundred one thousand, three hundred thirteen".
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