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87008323 = 2910329129
BaseRepresentation
bin1010010111110…
…10010001000011
320001201110222111
411023322101003
5134233231243
612344520151
72104362403
oct513722103
9201643874
1087008323
1145128706
1225180057
131504531c
14b7ac803
15798a39d
hex52fa443

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".

Divisors: 1 29 103 2987 29129 844741 3000287 87008323