Base | Representation |
---|---|
bin | 1011110110100001000010… |
… | …1101011000111001111011 |
3 | 1201010202211111201012020221 |
4 | 2331220100231120321323 |
5 | 3202000410021010021 |
6 | 43414242235000511 |
7 | 2513321362560253 |
oct | 275502055307173 |
9 | 51122744635227 |
10 | 13031211110011 |
11 | 4174561a48696 |
12 | 1565652299137 |
13 | 736ab7c34853 |
14 | 3309dd252963 |
15 | 178e89793241 |
hex | bda10b58e7b |
13031211110011 has 4 divisors (see below), whose sum is σ = 13031246294872. Its totient is φ = 13031175925152.
The previous prime is 13031211109967. The next prime is 13031211110033. The reversal of 13031211110011 is 11001111213031.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 13031211110011 - 223 = 13031202721403 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13031211110311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17030910 + ... + 17779603.
It is an arithmetic number, because the mean of its divisors is an integer number (3257811573718).
Almost surely, 213031211110011 is an apocalyptic number.
13031211110011 is a deficient number, since it is larger than the sum of its proper divisors (35184861).
13031211110011 is an equidigital number, since it uses as much as digits as its factorization.
13031211110011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35184860.
The product of its (nonzero) digits is 18, while the sum is 16.
Adding to 13031211110011 its reverse (11001111213031), we get a palindrome (24032322323042).
The spelling of 13031211110011 in words is "thirteen trillion, thirty-one billion, two hundred eleven million, one hundred ten thousand, eleven".
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