Base | Representation |
---|---|
bin | 1010111100010000011010… |
… | …0011010010101111101100 |
3 | 1120121002100012220212100112 |
4 | 2233010012203102233230 |
5 | 3034101040201424322 |
6 | 41330352153315152 |
7 | 2351106243631100 |
oct | 257040643225754 |
9 | 46532305825315 |
10 | 12030313311212 |
11 | 3919033264219 |
12 | 142367b705ab8 |
13 | 6935b8963521 |
14 | 2d83ad8a3900 |
15 | 15ce092d75e2 |
hex | af1068d2bec |
12030313311212 has 36 divisors (see below), whose sum is σ = 24518991772800. Its totient is φ = 5149804119264.
The previous prime is 12030313311179. The next prime is 12030313311217. The reversal of 12030313311212 is 21211331303021.
12030313311212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (12030313311217) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35811212 + ... + 36145587.
It is an arithmetic number, because the mean of its divisors is an integer number (681083104800).
Almost surely, 212030313311212 is an apocalyptic number.
It is an amenable number.
12030313311212 is an abundant number, since it is smaller than the sum of its proper divisors (12488678461588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12030313311212 is a wasteful number, since it uses less digits than its factorization.
12030313311212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71957670 (or 71957661 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 12030313311212 its reverse (21211331303021), we get a palindrome (33241644614233).
The spelling of 12030313311212 in words is "twelve trillion, thirty billion, three hundred thirteen million, three hundred eleven thousand, two hundred twelve".
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