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86915528323 = 1322887178141
BaseRepresentation
bin101000011110010010…
…0011011011010000011
322022100021220022102121
41100330210123122003
52411000333401243
6103532313225111
76164563541521
oct1207444333203
9268307808377
1086915528323
1133951605948
1214a17a02197
138271aa3200
1442c73c7311
1523da69e1ed
hex143c91b683

86915528323 has 12 divisors (see below), whose sum is σ = 94148759568. Its totient is φ = 80201478240.

The previous prime is 86915528281. The next prime is 86915528333. The reversal of 86915528323 is 32382551968.

It is not a de Polignac number, because 86915528323 - 225 = 86881973891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86915528333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398833 + ... + 576973.

It is an arithmetic number, because the mean of its divisors is an integer number (7845729964).

Almost surely, 286915528323 is an apocalyptic number.

86915528323 is a deficient number, since it is larger than the sum of its proper divisors (7233231245).

86915528323 is a wasteful number, since it uses less digits than its factorization.

86915528323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181054 (or 181041 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 52.

The spelling of 86915528323 in words is "eighty-six billion, nine hundred fifteen million, five hundred twenty-eight thousand, three hundred twenty-three".

Divisors: 1 13 169 2887 37531 178141 487903 2315833 30105829 514293067 6685809871 86915528323