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82549093759 = 1123476942149
BaseRepresentation
bin100110011100001001…
…1110011010101111111
321220001222200110020221
41030320103303111333
52323030032000014
6101531133322211
75651433501556
oct1147023632577
9256058613227
1082549093759
11320108a1a40
1213bb9636367
137a27293012
143dd1528d9d
152232195b24
hex13384f357f

82549093759 has 16 divisors (see below), whose sum is σ = 95968281600. Its totient is φ = 70254537760.

The previous prime is 82549093729. The next prime is 82549093769. The reversal of 82549093759 is 95739094528.

It is not a de Polignac number, because 82549093759 - 27 = 82549093631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82549093697 and 82549093706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82549093729) 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, 3459184 + ... + 3482965.

It is an arithmetic number, because the mean of its divisors is an integer number (5998017600).

Almost surely, 282549093759 is an apocalyptic number.

82549093759 is a deficient number, since it is larger than the sum of its proper divisors (13419187841).

82549093759 is a wasteful number, since it uses less digits than its factorization.

82549093759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6942230.

The product of its (nonzero) digits is 24494400, while the sum is 61.

The spelling of 82549093759 in words is "eighty-two billion, five hundred forty-nine million, ninety-three thousand, seven hundred fifty-nine".

Divisors: 1 11 23 47 253 517 1081 11891 6942149 76363639 159669427 326281003 1756363697 3589091033 7504463069 82549093759