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86263067768 = 23173717142899
BaseRepresentation
bin101000001010110101…
…1011111010001111000
322020122211011212210212
41100111223133101320
52403131321132033
6103343444530252
76142451656253
oct1202553372170
9266584155725
1086263067768
1133647286649
12148753b0988
13819986a287
1442648a609a
15239d26c748
hex1415adf478

86263067768 has 32 divisors (see below), whose sum is σ = 175886154000. Its totient is φ = 39497236992.

The previous prime is 86263067767. The next prime is 86263067791. The reversal of 86263067768 is 86776036268.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86263067767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8566418 + ... + 8576481.

Almost surely, 286263067768 is an apocalyptic number.

It is an amenable number.

86263067768 is an abundant number, since it is smaller than the sum of its proper divisors (89623086232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86263067768 is a wasteful number, since it uses less digits than its factorization.

86263067768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17142959 (or 17142955 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 59.

The spelling of 86263067768 in words is "eighty-six billion, two hundred sixty-three million, sixty-seven thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 17 34 37 68 74 136 148 296 629 1258 2516 5032 17142899 34285798 68571596 137143192 291429283 582858566 634287263 1165717132 1268574526 2331434264 2537149052 5074298104 10782883471 21565766942 43131533884 86263067768