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86587214293 = 2316692255639
BaseRepresentation
bin101000010100100000…
…0000000100111010101
322021111102010020020201
41100221000000213111
52404312311324133
6103435544300501
76153466114666
oct1205100004725
9267442106221
1086587214293
11337a3252738
1214945a71731
13821ba70958
14429596336d
1523bb94ad7d
hex14290009d5

86587214293 has 8 divisors (see below), whose sum is σ = 90406051200. Its totient is φ = 82772892048.

The previous prime is 86587214291. The next prime is 86587214369. The reversal of 86587214293 is 39241278568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86587214293 - 21 = 86587214291 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 (86587214291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089433 + ... + 1166206.

It is an arithmetic number, because the mean of its divisors is an integer number (11300756400).

Almost surely, 286587214293 is an apocalyptic number.

It is an amenable number.

86587214293 is a deficient number, since it is larger than the sum of its proper divisors (3818836907).

86587214293 is a wasteful number, since it uses less digits than its factorization.

86587214293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257331.

The product of its digits is 5806080, while the sum is 55.

The spelling of 86587214293 in words is "eighty-six billion, five hundred eighty-seven million, two hundred fourteen thousand, two hundred ninety-three".

Divisors: 1 23 1669 38387 2255639 51879697 3764661491 86587214293