Base | Representation |
---|---|
bin | 100011100000100100101001… |
… | …1100101100000101110100101 |
3 | 1111221220102011121102122221000 |
4 | 1013001021103211200232211 |
5 | 311414334322043321041 |
6 | 3024143004355143513 |
7 | 122534551501251540 |
oct | 10701112345405645 |
9 | 1457812147378830 |
10 | 312340014042021 |
11 | 9058072426a639 |
12 | 2b0457068a4b99 |
13 | 105386c9881134 |
14 | 571b4a193b857 |
15 | 2619a31c9abb6 |
hex | 11c1253960ba5 |
312340014042021 has 64 divisors (see below), whose sum is σ = 532241126184960. Its totient is φ = 177331838785920.
The previous prime is 312340014042019. The next prime is 312340014042059. The reversal of 312340014042021 is 120240410043213.
312340014042021 is a `hidden beast` number, since 3 + 1 + 234 + 0 + 0 + 1 + 4 + 0 + 420 + 2 + 1 = 666.
It is not a de Polignac number, because 312340014042021 - 21 = 312340014042019 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312340014042071) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13651785 + ... + 28478961.
It is an arithmetic number, because the mean of its divisors is an integer number (8316267596640).
Almost surely, 2312340014042021 is an apocalyptic number.
It is an amenable number.
312340014042021 is a deficient number, since it is larger than the sum of its proper divisors (219901112142939).
312340014042021 is a wasteful number, since it uses less digits than its factorization.
312340014042021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14827911 (or 14827905 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 312340014042021 its reverse (120240410043213), we get a palindrome (432580424085234).
The spelling of 312340014042021 in words is "three hundred twelve trillion, three hundred forty billion, fourteen million, forty-two thousand, twenty-one".
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