Base | Representation |
---|---|
bin | 100011011111101000001010… |
… | …1011000011101000110010100 |
3 | 1111221102222220011112102121120 |
4 | 1012333100111120131012110 |
5 | 311410222312040204022 |
6 | 3024003203313243540 |
7 | 122522302600156254 |
oct | 10677202530350624 |
9 | 1457388804472546 |
10 | 312210121413012 |
11 | 90530629266969 |
12 | 2b0244b5b635b0 |
13 | 10529399001144 |
14 | 571509c821964 |
15 | 261647d595d5c |
hex | 11bf41561d194 |
312210121413012 has 12 divisors (see below), whose sum is σ = 728490283297056. Its totient is φ = 104070040471000.
The previous prime is 312210121413007. The next prime is 312210121413089. The reversal of 312210121413012 is 210314121012213.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-3 number, since 3×3122101214130123 (a number of 44 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13008755058864 + ... + 13008755058887.
It is an arithmetic number, because the mean of its divisors is an integer number (60707523608088).
Almost surely, 2312210121413012 is an apocalyptic number.
It is an amenable number.
312210121413012 is an abundant number, since it is smaller than the sum of its proper divisors (416280161884044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312210121413012 is a wasteful number, since it uses less digits than its factorization.
312210121413012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26017510117758 (or 26017510117756 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
Adding to 312210121413012 its reverse (210314121012213), we get a palindrome (522524242425225).
The spelling of 312210121413012 in words is "three hundred twelve trillion, two hundred ten billion, one hundred twenty-one million, four hundred thirteen thousand, twelve".
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