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85392654828 = 223134001136813
BaseRepresentation
bin100111110000111001…
…1001000000111101100
322011102011100022201120
41033201303020013230
52344341004423303
6103121232540540
76112052406225
oct1174163100754
9264364308646
1085392654828
113323aa22508
12146719b1750
13808b432930
1441c104c24c
15234bb37553
hex13e1cc81ec

85392654828 has 48 divisors (see below), whose sum is σ = 214631614176. Its totient is φ = 26267904000.

The previous prime is 85392654817. The next prime is 85392654833. The reversal of 85392654828 is 82845629358.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555750 + ... + 692562.

It is an arithmetic number, because the mean of its divisors is an integer number (4471491962).

Almost surely, 285392654828 is an apocalyptic number.

It is an amenable number.

85392654828 is an abundant number, since it is smaller than the sum of its proper divisors (129238959348).

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

85392654828 is a wasteful number, since it uses less digits than its factorization.

85392654828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140834 (or 140832 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 60.

The spelling of 85392654828 in words is "eighty-five billion, three hundred ninety-two million, six hundred fifty-four thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 4001 8002 12003 16004 24006 48012 52013 104026 136813 156039 208052 273626 312078 410439 547252 624156 820878 1641756 1778569 3557138 5335707 7114276 10671414 21342828 547388813 1094777626 1642166439 2189555252 3284332878 6568665756 7116054569 14232109138 21348163707 28464218276 42696327414 85392654828