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87048260873 = 712919632429
BaseRepresentation
bin101000100010001111…
…0110000110100001001
322022200112122211020222
41101010132300310021
52411233323321443
6103553414155425
76201065003060
oct1210436606411
9268615584228
1087048260873
1133a0a523872
1214a54352b75
138293437692
1442dac991d7
1523e716c468
hex14447b0d09

87048260873 has 8 divisors (see below), whose sum is σ = 99560796480. Its totient is φ = 74554992720.

The previous prime is 87048260821. The next prime is 87048260983. The reversal of 87048260873 is 37806284078.

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 87048260873 - 214 = 87048244489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87048260813) 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, 4807178 + ... + 4825251.

It is an arithmetic number, because the mean of its divisors is an integer number (12445099560).

Almost surely, 287048260873 is an apocalyptic number.

It is an amenable number.

87048260873 is a deficient number, since it is larger than the sum of its proper divisors (12512535607).

87048260873 is a wasteful number, since it uses less digits than its factorization.

87048260873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9633727.

The product of its (nonzero) digits is 3612672, while the sum is 53.

The spelling of 87048260873 in words is "eighty-seven billion, forty-eight million, two hundred sixty thousand, eight hundred seventy-three".

Divisors: 1 7 1291 9037 9632429 67427003 12435465839 87048260873