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87506093005 = 535923487187
BaseRepresentation
bin101000101111111000…
…1010000001111001101
322100212110011002212121
41101133301100033031
52413203024434010
6104111051132541
76215324342452
oct1213761201715
9270773132777
1087506093005
11341249a9931
1214b61744151
138337247276
1443419d5829
1524224563da
hex145fc503cd

87506093005 has 8 divisors (see below), whose sum is σ = 105010450272. Its totient is φ = 70002781968.

The previous prime is 87506092967. The next prime is 87506093041. The reversal of 87506093005 is 50039060578.

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 87506093005 - 211 = 87506090957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 63979 + ... + 423208.

It is an arithmetic number, because the mean of its divisors is an integer number (13126306284).

Almost surely, 287506093005 is an apocalyptic number.

It is an amenable number.

87506093005 is a deficient number, since it is larger than the sum of its proper divisors (17504357267).

87506093005 is a wasteful number, since it uses less digits than its factorization.

87506093005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523115.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 87506093005 in words is "eighty-seven billion, five hundred six million, ninety-three thousand, five".

Divisors: 1 5 35923 179615 487187 2435935 17501218601 87506093005