Base | Representation |
---|---|
bin | 1111101111010… |
… | …1010110110100 |
3 | 11121012222212200 |
4 | 3323311112310 |
5 | 113400013232 |
6 | 10314544500 |
7 | 1431063330 |
oct | 373652664 |
9 | 147188780 |
10 | 66016692 |
11 | 342a0355 |
12 | 1a138130 |
13 | 108a5741 |
14 | 8aa67c0 |
15 | 5be077c |
hex | 3ef55b4 |
66016692 has 36 divisors (see below), whose sum is σ = 190715616. Its totient is φ = 18861840.
The previous prime is 66016681. The next prime is 66016751. The reversal of 66016692 is 29661066.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
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 11 ways as a sum of consecutive naturals, for example, 130734 + ... + 131237.
It is an arithmetic number, because the mean of its divisors is an integer number (5297656).
Almost surely, 266016692 is an apocalyptic number.
It is an amenable number.
66016692 is an abundant number, since it is smaller than the sum of its proper divisors (124698924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66016692 is a wasteful number, since it uses less digits than its factorization.
66016692 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 261988 (or 261983 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 36.
The square root of 66016692 is about 8125.0656612731. The cubic root of 66016692 is about 404.1580680685.
The spelling of 66016692 in words is "sixty-six million, sixteen thousand, six hundred ninety-two".
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