Base | Representation |
---|---|
bin | 1100000111111110010011… |
… | …0111010000011111110111 |
3 | 1202012102221220020110011122 |
4 | 3001333210313100133313 |
5 | 3221404120020211411 |
6 | 44204122232054155 |
7 | 2544066442425221 |
oct | 301774467203767 |
9 | 52172856213148 |
10 | 13331123210231 |
11 | 427a774568542 |
12 | 15b37b223435b |
13 | 759172798448 |
14 | 341330833411 |
15 | 181b8e38c9db |
hex | c1fe4dd07f7 |
13331123210231 has 8 divisors (see below), whose sum is σ = 13687099375824. Its totient is φ = 12976614988480.
The previous prime is 13331123210183. The next prime is 13331123210239. The reversal of 13331123210231 is 13201232113331.
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-13331123210231 is a prime.
It is a super-2 number, since 2×133311232102312 (a number of 27 digits) contains 22 as substring.
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 13331123210231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13331123210239) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366967556 + ... + 367003881.
It is an arithmetic number, because the mean of its divisors is an integer number (1710887421978).
Almost surely, 213331123210231 is an apocalyptic number.
13331123210231 is a deficient number, since it is larger than the sum of its proper divisors (355976165593).
13331123210231 is an equidigital number, since it uses as much as digits as its factorization.
13331123210231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 733971921.
The product of its (nonzero) digits is 1944, while the sum is 26.
Adding to 13331123210231 its reverse (13201232113331), we get a palindrome (26532355323562).
The spelling of 13331123210231 in words is "thirteen trillion, three hundred thirty-one billion, one hundred twenty-three million, two hundred ten thousand, two hundred thirty-one".
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