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86538059671 = 759367330977
BaseRepresentation
bin101000010011000010…
…0011111111110010111
322021100222121220210011
41100212010133332113
52404212220402141
6103431030541051
76152331241030
oct1204604377627
9267328556704
1086538059671
113377852a088
1214931507787
13821182028b
14428d209a87
1523b748b881
hex142611ff97

86538059671 has 16 divisors (see below), whose sum is σ = 99217825344. Its totient is φ = 73937977344.

The previous prime is 86538059651. The next prime is 86538059719. The reversal of 86538059671 is 17695083568.

It is not a de Polignac number, because 86538059671 - 25 = 86538059639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86538059611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2778135 + ... + 2809111.

It is an arithmetic number, because the mean of its divisors is an integer number (6201114084).

Almost surely, 286538059671 is an apocalyptic number.

86538059671 is a deficient number, since it is larger than the sum of its proper divisors (12679765673).

86538059671 is a wasteful number, since it uses less digits than its factorization.

86538059671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32250.

The product of its (nonzero) digits is 10886400, while the sum is 58.

The spelling of 86538059671 in words is "eighty-six billion, five hundred thirty-eight million, fifty-nine thousand, six hundred seventy-one".

Divisors: 1 7 593 673 4151 4711 30977 216839 399089 2793623 18369361 20847521 128585527 145932647 12362579953 86538059671