Base | Representation |
---|---|
bin | 1010111011101111010011… |
… | …0010101011011011100000 |
3 | 1120120020101210210012200112 |
4 | 2232323310302223123200 |
5 | 3033424334401420000 |
6 | 41322322215110452 |
7 | 2350343062043603 |
oct | 256736462533340 |
9 | 46506353705615 |
10 | 12021425420000 |
11 | 3915292284a87 |
12 | 14219bb072428 |
13 | 6928004a63b9 |
14 | 2d7ba931233a |
15 | 15ca88da3235 |
hex | aeef4cab6e0 |
12021425420000 has 120 divisors (see below), whose sum is σ = 30015923686056. Its totient is φ = 4736799936000.
The previous prime is 12021425419961. The next prime is 12021425420023. The reversal of 12021425420000 is 2452412021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3145607 + ... + 5825606.
Almost surely, 212021425420000 is an apocalyptic number.
12021425420000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12021425420000 is an abundant number, since it is smaller than the sum of its proper divisors (17994498266056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12021425420000 is an frugal number, since it uses more digits than its factorization.
12021425420000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8971310 (or 8971287 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 23.
Adding to 12021425420000 its reverse (2452412021), we get a palindrome (12023877832021).
The spelling of 12021425420000 in words is "twelve trillion, twenty-one billion, four hundred twenty-five million, four hundred twenty thousand".
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