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87214164503 = 503354748883
BaseRepresentation
bin101000100111001011…
…1101000101000010111
322100010002211121020212
41101032113220220113
52412103311231003
6104022102120035
76205151111114
oct1211627505027
9270102747225
1087214164503
1133a95138704
1214a9ba2001b
1382bb9142cb
144314d2390b
1524069dddd8
hex144e5e8a17

87214164503 has 8 divisors (see below), whose sum is σ = 87413977728. Its totient is φ = 87014457144.

The previous prime is 87214164481. The next prime is 87214164509. The reversal of 87214164503 is 30546141278.

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 87214164503 - 236 = 18494687767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87214164509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1759700 + ... + 1808582.

It is an arithmetic number, because the mean of its divisors is an integer number (10926747216).

Almost surely, 287214164503 is an apocalyptic number.

87214164503 is a deficient number, since it is larger than the sum of its proper divisors (199813225).

87214164503 is a wasteful number, since it uses less digits than its factorization.

87214164503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52933.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 87214164503 in words is "eighty-seven billion, two hundred fourteen million, one hundred sixty-four thousand, five hundred three".

Divisors: 1 503 3547 48883 1784141 24588149 173388001 87214164503