Base | Representation |
---|---|
bin | 101000100111011110… |
… | …0100000011100100010 |
3 | 22100010210000200020120 |
4 | 1101032330200130202 |
5 | 2412113300032211 |
6 | 104023045221110 |
7 | 6205326216234 |
oct | 1211674403442 |
9 | 270123020216 |
10 | 87223830306 |
11 | 33a9a63a778 |
12 | 14aa3101796 |
13 | 82c0919a12 |
14 | 431631c254 |
15 | 240779cd06 |
hex | 144ef20722 |
87223830306 has 8 divisors (see below), whose sum is σ = 174447660624. Its totient is φ = 29074610100.
The previous prime is 87223830289. The next prime is 87223830307. The reversal of 87223830306 is 60303832278.
It is a sphenic number, since it is the product of 3 distinct primes.
87223830306 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (87223830307) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7268652520 + ... + 7268652531.
It is an arithmetic number, because the mean of its divisors is an integer number (21805957578).
Almost surely, 287223830306 is an apocalyptic number.
87223830306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87223830306 is a wasteful number, since it uses less digits than its factorization.
87223830306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14537305056.
The product of its (nonzero) digits is 290304, while the sum is 42.
The spelling of 87223830306 in words is "eighty-seven billion, two hundred twenty-three million, eight hundred thirty thousand, three hundred six".
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