Base | Representation |
---|---|
bin | 1010110000000… |
… | …11101011001100 |
3 | 20021201020222020 |
4 | 11120003223030 |
5 | 141042130323 |
6 | 12541050140 |
7 | 2143424103 |
oct | 530035314 |
9 | 207636866 |
10 | 90192588 |
11 | 46a03032 |
12 | 26256950 |
13 | 158bb7c5 |
14 | bd9b03a |
15 | 7db8ae3 |
hex | 5603acc |
90192588 has 12 divisors (see below), whose sum is σ = 210449400. Its totient is φ = 30064192.
The previous prime is 90192539. The next prime is 90192593. The reversal of 90192588 is 88529109.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3758013 + ... + 3758036.
It is an arithmetic number, because the mean of its divisors is an integer number (17537450).
Almost surely, 290192588 is an apocalyptic number.
It is an amenable number.
90192588 is an abundant number, since it is smaller than the sum of its proper divisors (120256812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90192588 is a wasteful number, since it uses less digits than its factorization.
90192588 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7516056 (or 7516054 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 42.
The square root of 90192588 is about 9496.9778350800. The cubic root of 90192588 is about 448.4599005422.
The spelling of 90192588 in words is "ninety million, one hundred ninety-two thousand, five hundred eighty-eight".
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