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87660110803 = 412279418729
BaseRepresentation
bin101000110100011110…
…0110010001111010011
322101021011222000120111
41101220330302033103
52414011442021203
6104134232222151
76222204435106
oct1215074621723
9271234860514
1087660110803
11341a3935771
1214ba523a957
138360121b65
14435824873d
152430c2b26d
hex1468f323d3

87660110803 has 8 divisors (see below), whose sum is σ = 90193758480. Its totient is φ = 85145301120.

The previous prime is 87660110801. The next prime is 87660110849. The reversal of 87660110803 is 30801106678.

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 87660110803 - 21 = 87660110801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87660110801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4700058 + ... + 4718671.

It is an arithmetic number, because the mean of its divisors is an integer number (11274219810).

Almost surely, 287660110803 is an apocalyptic number.

87660110803 is a deficient number, since it is larger than the sum of its proper divisors (2533647677).

87660110803 is a wasteful number, since it uses less digits than its factorization.

87660110803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9418997.

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 87660110803 in words is "eighty-seven billion, six hundred sixty million, one hundred ten thousand, eight hundred three".

Divisors: 1 41 227 9307 9418729 386167889 2138051483 87660110803