Base | Representation |
---|---|
bin | 1001110011000111000… |
… | …0011011000011011100 |
3 | 121002111210120221010212 |
4 | 2130301300123003130 |
5 | 10224224124024402 |
6 | 205200022151552 |
7 | 15106404441143 |
oct | 2346160330334 |
9 | 532453527125 |
10 | 168338501852 |
11 | 65434772004 |
12 | 287602825b8 |
13 | 12b4996b4a1 |
14 | 820d13475a |
15 | 45a3a4e952 |
hex | 2731c1b0dc |
168338501852 has 12 divisors (see below), whose sum is σ = 296295225576. Its totient is φ = 83682723120.
The previous prime is 168338501833. The next prime is 168338501857. The reversal of 168338501852 is 258105833861.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 168338501852.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (168338501857) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121631174 + ... + 121632557.
It is an arithmetic number, because the mean of its divisors is an integer number (24691268798).
Almost surely, 2168338501852 is an apocalyptic number.
It is an amenable number.
168338501852 is a deficient number, since it is larger than the sum of its proper divisors (127956723724).
168338501852 is a wasteful number, since it uses less digits than its factorization.
168338501852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243263908 (or 243263906 counting only the distinct ones).
The product of its (nonzero) digits is 1382400, while the sum is 50.
The spelling of 168338501852 in words is "one hundred sixty-eight billion, three hundred thirty-eight million, five hundred one thousand, eight hundred fifty-two".
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