Base | Representation |
---|---|
bin | 1010111100111100010111… |
… | …0100001001011100100100 |
3 | 1120122012210111110001211212 |
4 | 2233033011310021130210 |
5 | 3034244221200044140 |
6 | 41340023034450552 |
7 | 2352004523035325 |
oct | 257170564113444 |
9 | 46565714401755 |
10 | 12042112112420 |
11 | 39230383941a5 |
12 | 1425a12b93a58 |
13 | 6947492111c0 |
14 | 2d8bac8aa44c |
15 | 15d39a063765 |
hex | af3c5d09724 |
12042112112420 has 48 divisors (see below), whose sum is σ = 27234045996528. Its totient is φ = 4446261780480.
The previous prime is 12042112112419. The next prime is 12042112112467. The reversal of 12042112112420 is 2421121124021.
12042112112420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 169511711524 + 11872600400896 = 411718^2 + 3445664^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24057332 + ... + 24552788.
It is an arithmetic number, because the mean of its divisors is an integer number (567375958261).
Almost surely, 212042112112420 is an apocalyptic number.
12042112112420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12042112112420 is an abundant number, since it is smaller than the sum of its proper divisors (15191933884108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12042112112420 is a wasteful number, since it uses less digits than its factorization.
12042112112420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 588960 (or 588958 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 23.
Adding to 12042112112420 its reverse (2421121124021), we get a palindrome (14463233236441).
The spelling of 12042112112420 in words is "twelve trillion, forty-two billion, one hundred twelve million, one hundred twelve thousand, four hundred twenty".
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