Base | Representation |
---|---|
bin | 10111001001001111… |
… | …01000111101001011 |
3 | 1012001221211101102200 |
4 | 23210213220331023 |
5 | 200421413444321 |
6 | 5412550131243 |
7 | 616626162342 |
oct | 134447507513 |
9 | 35057741380 |
10 | 12425531211 |
11 | 52a6985565 |
12 | 24a9350b23 |
13 | 1230375042 |
14 | 85c34ab59 |
15 | 4cacc8d26 |
hex | 2e49e8f4b |
12425531211 has 12 divisors (see below), whose sum is σ = 17964919440. Its totient is φ = 8275873680.
The previous prime is 12425531207. The next prime is 12425531219. The reversal of 12425531211 is 11213552421.
It is a happy number.
12425531211 is a `hidden beast` number, since 124 + 2 + 5 + 531 + 2 + 1 + 1 = 666.
It is not a de Polignac number, because 12425531211 - 22 = 12425531207 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12425531219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 641071 + ... + 660168.
It is an arithmetic number, because the mean of its divisors is an integer number (1497076620).
Almost surely, 212425531211 is an apocalyptic number.
12425531211 is a deficient number, since it is larger than the sum of its proper divisors (5539388229).
12425531211 is a wasteful number, since it uses less digits than its factorization.
12425531211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1302306 (or 1302303 counting only the distinct ones).
The product of its digits is 2400, while the sum is 27.
The spelling of 12425531211 in words is "twelve billion, four hundred twenty-five million, five hundred thirty-one thousand, two hundred eleven".
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