Base | Representation |
---|---|
bin | 1111110001100… |
… | …1010101010100 |
3 | 11121111111000110 |
4 | 3330121111110 |
5 | 113414222202 |
6 | 10322043020 |
7 | 1432246053 |
oct | 374312524 |
9 | 147444013 |
10 | 66164052 |
11 | 34391039 |
12 | 1a1a9470 |
13 | 10927836 |
14 | 8b0439a |
15 | 5c1e26c |
hex | 3f19554 |
66164052 has 12 divisors (see below), whose sum is σ = 154382816. Its totient is φ = 22054680.
The previous prime is 66164027. The next prime is 66164053. The reversal of 66164052 is 25046166.
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 (66164053) 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, 2756824 + ... + 2756847.
Almost surely, 266164052 is an apocalyptic number.
It is an amenable number.
66164052 is an abundant number, since it is smaller than the sum of its proper divisors (88218764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66164052 is a wasteful number, since it uses less digits than its factorization.
66164052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5513678 (or 5513676 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 66164052 is about 8134.1288408778. The cubic root of 66164052 is about 404.4585601236.
The spelling of 66164052 in words is "sixty-six million, one hundred sixty-four thousand, fifty-two".
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