Base | Representation |
---|---|
bin | 1001110010110… |
… | …00010101011110 |
3 | 12201120200122101 |
4 | 10321120111132 |
5 | 132012311000 |
6 | 12052435314 |
7 | 2015161363 |
oct | 471302536 |
9 | 181520571 |
10 | 82150750 |
11 | 42410090 |
12 | 23618b3a |
13 | 14034316 |
14 | aca646a |
15 | 732ae6a |
hex | 4e5855e |
82150750 has 32 divisors (see below), whose sum is σ = 167772384. Its totient is φ = 29872000.
The previous prime is 82150741. The next prime is 82150751. The reversal of 82150750 is 5705128.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82150751) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12187 + ... + 17686.
It is an arithmetic number, because the mean of its divisors is an integer number (5242887).
Almost surely, 282150750 is an apocalyptic number.
82150750 is an abundant number, since it is smaller than the sum of its proper divisors (85621634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82150750 is a wasteful number, since it uses less digits than its factorization.
82150750 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29901 (or 29891 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 28.
The square root of 82150750 is about 9063.7050922898. The cubic root of 82150750 is about 434.7142175398.
Adding to 82150750 its reverse (5705128), we get a palindrome (87855878).
The spelling of 82150750 in words is "eighty-two million, one hundred fifty thousand, seven hundred fifty".
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