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86943204275 = 5217988322003
BaseRepresentation
bin101000011111000111…
…0000000001110110011
322022102012222101200212
41100332032000032303
52411024430014100
6103535142334335
76165351020444
oct1207616001663
9268365871625
1086943204275
1133966199234
1214a2512a3ab
138277743405
1442cad4d2cb
1523dcd19635
hex143e3803b3

86943204275 has 24 divisors (see below), whose sum is σ = 108539570880. Its totient is φ = 69084519840.

The previous prime is 86943204253. The next prime is 86943204281. The reversal of 86943204275 is 57240234968.

It is a de Polignac number, because none of the positive numbers 2k-86943204275 is a prime.

It is a super-3 number, since 3×869432042753 (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 3940424 + ... + 3962426.

It is an arithmetic number, because the mean of its divisors is an integer number (4522482120).

Almost surely, 286943204275 is an apocalyptic number.

86943204275 is a deficient number, since it is larger than the sum of its proper divisors (21596366605).

86943204275 is a wasteful number, since it uses less digits than its factorization.

86943204275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23075 (or 23070 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 86943204275 in words is "eighty-six billion, nine hundred forty-three million, two hundred four thousand, two hundred seventy-five".

Divisors: 1 5 25 179 883 895 4415 4475 22003 22075 110015 158057 550075 790285 3938537 3951425 19428649 19692685 97143245 98463425 485716225 3477728171 17388640855 86943204275