Base | Representation |
---|---|
bin | 10110011001000011… |
… | …00111111111011010 |
3 | 1011000210012101010011 |
4 | 23030201213333122 |
5 | 144104423114320 |
6 | 5304510112134 |
7 | 603620242252 |
oct | 131441477732 |
9 | 34023171104 |
10 | 12021301210 |
11 | 5109790586 |
12 | 23b5aab64a |
13 | 11976b22a9 |
14 | 8207a4962 |
15 | 4a557c05a |
hex | 2cc867fda |
12021301210 has 32 divisors (see below), whose sum is σ = 23307512832. Its totient is φ = 4451082240.
The previous prime is 12021301199. The next prime is 12021301217. The reversal of 12021301210 is 1210312021.
It is not an unprimeable number, because it can be changed into a prime (12021301217) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 835879 + ... + 850138.
It is an arithmetic number, because the mean of its divisors is an integer number (728359776).
Almost surely, 212021301210 is an apocalyptic number.
12021301210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12021301210 is a deficient number, since it is larger than the sum of its proper divisors (11286211622).
12021301210 is a wasteful number, since it uses less digits than its factorization.
12021301210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1686078.
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 12021301210 its reverse (1210312021), we get a palindrome (13231613231).
The spelling of 12021301210 in words is "twelve billion, twenty-one million, three hundred one thousand, two hundred ten".
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