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85392384701 = 1317386390881
BaseRepresentation
bin100111110000111001…
…0000110001010111101
322011102010211121011212
41033201302012022331
52344340422302301
6103121223054205
76112050202541
oct1174162061275
9264363747155
1085392384701
113323a858568
12146718a1365
13808b3699b0
1441c0dbba21
15234bad24bb
hex13e1c862bd

85392384701 has 8 divisors (see below), whose sum is σ = 97370502264. Its totient is φ = 74187048960.

The previous prime is 85392384683. The next prime is 85392384793. The reversal of 85392384701 is 10748329358.

It can be written as a sum of positive squares in 4 ways, for example, as 6276759076 + 79115625625 = 79226^2 + 281275^2 .

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 85392384701 - 234 = 68212515517 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85392384701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85392380701) 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 7 ways as a sum of consecutive naturals, for example, 193195220 + ... + 193195661.

It is an arithmetic number, because the mean of its divisors is an integer number (12171312783).

Almost surely, 285392384701 is an apocalyptic number.

It is an amenable number.

85392384701 is a deficient number, since it is larger than the sum of its proper divisors (11978117563).

85392384701 is a wasteful number, since it uses less digits than its factorization.

85392384701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386390911.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 85392384701 in words is "eighty-five billion, three hundred ninety-two million, three hundred eighty-four thousand, seven hundred one".

Divisors: 1 13 17 221 386390881 5023081453 6568644977 85392384701