Base | Representation |
---|---|
bin | 1011010011000001010101… |
… | …0100001001101101110100 |
3 | 1121222110210221012202110220 |
4 | 2310300111110021231310 |
5 | 3112003013133233434 |
6 | 42230151435214340 |
7 | 2421262642430064 |
oct | 264602524115564 |
9 | 47873727182426 |
10 | 12421403024244 |
11 | 3a59984200095 |
12 | 14874268a73b0 |
13 | 6c14442a29c6 |
14 | 30d2b05253a4 |
15 | 168198825d49 |
hex | b4c15509b74 |
12421403024244 has 24 divisors (see below), whose sum is σ = 30688172178048. Its totient is φ = 3896910752640.
The previous prime is 12421403024237. The next prime is 12421403024281. The reversal of 12421403024244 is 44242030412421.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30444615052 + ... + 30444615459.
It is an arithmetic number, because the mean of its divisors is an integer number (1278673840752).
Almost surely, 212421403024244 is an apocalyptic number.
It is an amenable number.
12421403024244 is an abundant number, since it is smaller than the sum of its proper divisors (18266769153804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12421403024244 is a wasteful number, since it uses less digits than its factorization.
12421403024244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60889230535 (or 60889230533 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 33.
Adding to 12421403024244 its reverse (44242030412421), we get a palindrome (56663433436665).
The spelling of 12421403024244 in words is "twelve trillion, four hundred twenty-one billion, four hundred three million, twenty-four thousand, two hundred forty-four".
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