Base | Representation |
---|---|
bin | 1010111100111100101111… |
… | …0010011100111110011100 |
3 | 1120122020001111000201110200 |
4 | 2233033023302130332130 |
5 | 3034244422324101140 |
6 | 41340041014503500 |
7 | 2352010150632105 |
oct | 257171362347634 |
9 | 46566044021420 |
10 | 12042212331420 |
11 | 3923089a15217 |
12 | 1425a40664b90 |
13 | 694763c0059b |
14 | 2d8bbbd173ac |
15 | 15d3a3c5d030 |
hex | af3cbc9cf9c |
12042212331420 has 108 divisors (see below), whose sum is σ = 38803147330584. Its totient is φ = 3022359160320.
The previous prime is 12042212331377. The next prime is 12042212331421. The reversal of 12042212331420 is 2413321224021.
12042212331420 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 2 + 2 + 1 + 233 + 1 + 420 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12042212331421) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 115693966 + ... + 115798005.
Almost surely, 212042212331420 is an apocalyptic number.
12042212331420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12042212331420 is an abundant number, since it is smaller than the sum of its proper divisors (26760934999164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12042212331420 is a wasteful number, since it uses less digits than its factorization.
12042212331420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231492020 (or 231491998 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
Adding to 12042212331420 its reverse (2413321224021), we get a palindrome (14455533555441).
The spelling of 12042212331420 in words is "twelve trillion, forty-two billion, two hundred twelve million, three hundred thirty-one thousand, four hundred twenty".
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