Base | Representation |
---|---|
bin | 1010111111101001000… |
… | …1110100011010100000 |
3 | 200001112112212200000200 |
4 | 2233322101310122200 |
5 | 11043312414200424 |
6 | 222434344545200 |
7 | 16434454226223 |
oct | 2577221643240 |
9 | 601475780020 |
10 | 188882568864 |
11 | 73117316690 |
12 | 30734482200 |
13 | 14a71c89c62 |
14 | 91db7a35ba |
15 | 4da743a8c9 |
hex | 2bfa4746a0 |
188882568864 has 72 divisors (see below), whose sum is σ = 585965251872. Its totient is φ = 57237141120.
The previous prime is 188882568863. The next prime is 188882568877. The reversal of 188882568864 is 468865288881.
188882568864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a junction number, because it is equal to n+sod(n) for n = 188882568792 and 188882568801.
It is not an unprimeable number, because it can be changed into a prime (188882568863) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29807844 + ... + 29814179.
It is an arithmetic number, because the mean of its divisors is an integer number (8138406276).
Almost surely, 2188882568864 is an apocalyptic number.
It is an amenable number.
188882568864 is an abundant number, since it is smaller than the sum of its proper divisors (397082683008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
188882568864 is a wasteful number, since it uses less digits than its factorization.
188882568864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59622050 (or 59622039 counting only the distinct ones).
The product of its digits is 377487360, while the sum is 72.
The spelling of 188882568864 in words is "one hundred eighty-eight billion, eight hundred eighty-two million, five hundred sixty-eight thousand, eight hundred sixty-four".
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