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86040053131 = 196736728713
BaseRepresentation
bin101000000100001100…
…0110000010110001011
322020002021112120020111
41100020120300112023
52402202223200011
6103305400535151
76134103245644
oct1201030602613
9266067476214
1086040053131
113354240442a
12148127814b7
1381625b5656
1442430126cb
1523888b9121
hex140863058b

86040053131 has 8 divisors (see below), whose sum is σ = 90703064720. Its totient is φ = 81390500352.

The previous prime is 86040053123. The next prime is 86040053159. The reversal of 86040053131 is 13135004068.

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 86040053131 - 23 = 86040053123 is a prime.

It is a super-2 number, since 2×860400531312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86040053093 and 86040053102.

It is not an unprimeable number, because it can be changed into a prime (86040053101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3351570 + ... + 3377143.

It is an arithmetic number, because the mean of its divisors is an integer number (11337883090).

Almost surely, 286040053131 is an apocalyptic number.

86040053131 is a deficient number, since it is larger than the sum of its proper divisors (4663011589).

86040053131 is a wasteful number, since it uses less digits than its factorization.

86040053131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6729405.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 86040053131 its reverse (13135004068), we get a palindrome (99175057199).

The spelling of 86040053131 in words is "eighty-six billion, forty million, fifty-three thousand, one hundred thirty-one".

Divisors: 1 19 673 12787 6728713 127845547 4528423849 86040053131