Base | Representation |
---|---|
bin | 1100100101100010000… |
… | …0000100000011110010 |
3 | 202200010122211220121022 |
4 | 3021120200010003302 |
5 | 12020321142240132 |
6 | 243200335055442 |
7 | 21423313401536 |
oct | 3113040040362 |
9 | 680118756538 |
10 | 216233165042 |
11 | 83781a91384 |
12 | 35aa8071582 |
13 | 175104a218b |
14 | a673dc9bc6 |
15 | 5958675e12 |
hex | 32588040f2 |
216233165042 has 16 divisors (see below), whose sum is σ = 326713743000. Its totient is φ = 107329842048.
The previous prime is 216233165017. The next prime is 216233165047. The reversal of 216233165042 is 240561332612.
It can be written as a sum of positive squares in 4 ways, for example, as 136064339161 + 80168825881 = 368869^2 + 283141^2 .
It is a junction number, because it is equal to n+sod(n) for n = 216233164993 and 216233165011.
It is not an unprimeable number, because it can be changed into a prime (216233165047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30584 + ... + 658332.
Almost surely, 2216233165042 is an apocalyptic number.
216233165042 is a deficient number, since it is larger than the sum of its proper divisors (110480577958).
216233165042 is a wasteful number, since it uses less digits than its factorization.
216233165042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 629005.
The product of its (nonzero) digits is 51840, while the sum is 35.
Adding to 216233165042 its reverse (240561332612), we get a palindrome (456794497654).
The spelling of 216233165042 in words is "two hundred sixteen billion, two hundred thirty-three million, one hundred sixty-five thousand, forty-two".
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