Base | Representation |
---|---|
bin | 1100011111100… |
… | …1011111110100 |
3 | 10122121022020220 |
4 | 3013321133310 |
5 | 101403332124 |
6 | 5111054340 |
7 | 1204260663 |
oct | 307713764 |
9 | 118538226 |
10 | 52402164 |
11 | 27641581 |
12 | 156713b0 |
13 | ab198c9 |
14 | 6d60dda |
15 | 4901879 |
hex | 31f97f4 |
52402164 has 12 divisors (see below), whose sum is σ = 122271744. Its totient is φ = 17467384.
The previous prime is 52402157. The next prime is 52402169. The reversal of 52402164 is 46120425.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52402169) by changing a digit.
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, 2183412 + ... + 2183435.
It is an arithmetic number, because the mean of its divisors is an integer number (10189312).
Almost surely, 252402164 is an apocalyptic number.
It is an amenable number.
52402164 is an abundant number, since it is smaller than the sum of its proper divisors (69869580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52402164 is a wasteful number, since it uses less digits than its factorization.
52402164 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4366854 (or 4366852 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 52402164 is about 7238.9338994081. The cubic root of 52402164 is about 374.2108774821.
Adding to 52402164 its reverse (46120425), we get a palindrome (98522589).
The spelling of 52402164 in words is "fifty-two million, four hundred two thousand, one hundred sixty-four".
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