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87048463163 = 295372947099
BaseRepresentation
bin101000100010001111…
…1100010001100111011
322022200120001002202012
41101010133202030323
52411233401310123
6103553422400135
76201066504614
oct1210437421473
9268616032665
1087048463163
1133a0a651852
1214a5443004b
1382934a878c
1442dad0cc0b
1523e71ac378
hex14447e233b

87048463163 has 4 divisors (see below), whose sum is σ = 87051439800. Its totient is φ = 87045486528.

The previous prime is 87048463153. The next prime is 87048463217. The reversal of 87048463163 is 36136484078.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 87048463163 - 216 = 87048397627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87048463123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1444013 + ... + 1503086.

It is an arithmetic number, because the mean of its divisors is an integer number (21762859950).

Almost surely, 287048463163 is an apocalyptic number.

87048463163 is a deficient number, since it is larger than the sum of its proper divisors (2976637).

87048463163 is a wasteful number, since it uses less digits than its factorization.

87048463163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2976636.

The product of its (nonzero) digits is 2322432, while the sum is 50.

The spelling of 87048463163 in words is "eighty-seven billion, forty-eight million, four hundred sixty-three thousand, one hundred sixty-three".

Divisors: 1 29537 2947099 87048463163