Base | Representation |
---|---|
bin | 1100011011000100010… |
… | …0110010011101100100 |
3 | 202101212220022201101220 |
4 | 3012301010302131210 |
5 | 11444043100020004 |
6 | 242013513420340 |
7 | 21263564636442 |
oct | 3066104623544 |
9 | 671786281356 |
10 | 213424220004 |
11 | 825704543a6 |
12 | 3544340a6b0 |
13 | 17183562618 |
14 | a488d17b92 |
15 | 5841c70dd9 |
hex | 31b1132764 |
213424220004 has 12 divisors (see below), whose sum is σ = 497989846704. Its totient is φ = 71141406664.
The previous prime is 213424219949. The next prime is 213424220017. The reversal of 213424220004 is 400022424312.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8892675822 + ... + 8892675845.
It is an arithmetic number, because the mean of its divisors is an integer number (41499153892).
Almost surely, 2213424220004 is an apocalyptic number.
It is an amenable number.
213424220004 is an abundant number, since it is smaller than the sum of its proper divisors (284565626700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213424220004 is a wasteful number, since it uses less digits than its factorization.
213424220004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17785351674 (or 17785351672 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 24.
Adding to 213424220004 its reverse (400022424312), we get a palindrome (613446644316).
The spelling of 213424220004 in words is "two hundred thirteen billion, four hundred twenty-four million, two hundred twenty thousand, four".
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