Base | Representation |
---|---|
bin | 1010010111110… |
… | …10010001000011 |
3 | 20001201110222111 |
4 | 11023322101003 |
5 | 134233231243 |
6 | 12344520151 |
7 | 2104362403 |
oct | 513722103 |
9 | 201643874 |
10 | 87008323 |
11 | 45128706 |
12 | 25180057 |
13 | 1504531c |
14 | b7ac803 |
15 | 798a39d |
hex | 52fa443 |
87008323 has 8 divisors (see below), whose sum is σ = 90885600. Its totient is φ = 83189568.
The previous prime is 87008293. The next prime is 87008357. The reversal of 87008323 is 32380078.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 87008323 - 25 = 87008291 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87008123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11578 + ... + 17551.
It is an arithmetic number, because the mean of its divisors is an integer number (11360700).
Almost surely, 287008323 is an apocalyptic number.
87008323 is a deficient number, since it is larger than the sum of its proper divisors (3877277).
87008323 is a wasteful number, since it uses less digits than its factorization.
87008323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29261.
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 87008323 is about 9327.8252020500. The cubic root of 87008323 is about 443.1188918373.
The spelling of 87008323 in words is "eighty-seven million, eight thousand, three hundred twenty-three".
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