Base | Representation |
---|---|
bin | 1010101010110… |
… | …00001010001100 |
3 | 20020101120021200 |
4 | 11111120022030 |
5 | 140402140220 |
6 | 12514025500 |
7 | 2134436652 |
oct | 525301214 |
9 | 206346250 |
10 | 89490060 |
11 | 46573230 |
12 | 25b78290 |
13 | 15703aca |
14 | bc56dd2 |
15 | 7cca890 |
hex | 555828c |
89490060 has 72 divisors (see below), whose sum is σ = 296137296. Its totient is φ = 21694080.
The previous prime is 89490053. The next prime is 89490061. The reversal of 89490060 is 6009498.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 89489997 and 89490024.
It is not an unprimeable number, because it can be changed into a prime (89490061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20619 + ... + 24578.
It is an arithmetic number, because the mean of its divisors is an integer number (4113018).
Almost surely, 289490060 is an apocalyptic number.
It is an amenable number.
89490060 is an abundant number, since it is smaller than the sum of its proper divisors (206647236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89490060 is a wasteful number, since it uses less digits than its factorization.
89490060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45223 (or 45218 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 89490060 is about 9459.9186043010. The cubic root of 89490060 is about 447.2924830835.
The spelling of 89490060 in words is "eighty-nine million, four hundred ninety thousand, sixty".
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