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86513122741 = 2943383181141
BaseRepresentation
bin101000010010010010…
…1010111110110110101
322021022020200222202011
41100210211113312311
52404134324411431
6103424340244221
76151606260433
oct1204445276665
9267266628664
1086513122741
1133765447651
12149250a0671
1382095cb9b6
144289b97d53
1523b51b2cb1
hex1424957db5

86513122741 has 16 divisors (see below), whose sum is σ = 91817256960. Its totient is φ = 81373884480.

The previous prime is 86513122687. The next prime is 86513122753. The reversal of 86513122741 is 14722131568.

It is a cyclic number.

It is not a de Polignac number, because 86513122741 - 29 = 86513122229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86513122694 and 86513122703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86513122771) 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 15 ways as a sum of consecutive naturals, for example, 387031 + ... + 568171.

It is an arithmetic number, because the mean of its divisors is an integer number (5738578560).

Almost surely, 286513122741 is an apocalyptic number.

It is an amenable number.

86513122741 is a deficient number, since it is larger than the sum of its proper divisors (5304134219).

86513122741 is a wasteful number, since it uses less digits than its factorization.

86513122741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181596.

The product of its digits is 80640, while the sum is 40.

The spelling of 86513122741 in words is "eighty-six billion, five hundred thirteen million, one hundred twenty-two thousand, seven hundred forty-one".

Divisors: 1 29 43 383 1247 11107 16469 181141 477601 5253089 7789063 69377003 225882827 2011933087 2983211129 86513122741