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85083355 = 5722691291
BaseRepresentation
bin1010001001001…
…00010011011011
312221002200102101
411010210103123
5133240131410
612235344231
72052124300
oct504442333
9187080371
1085083355
1144033425
12245b2077
13148200a6
14b42b0a7
157709d3a
hex51244db

85083355 has 24 divisors (see below), whose sum is σ = 119303280. Its totient is φ = 58080960.

The previous prime is 85083353. The next prime is 85083379. The reversal of 85083355 is 55338058.

It is not a de Polignac number, because 85083355 - 21 = 85083353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85083353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65260 + ... + 66550.

It is an arithmetic number, because the mean of its divisors is an integer number (4970970).

Almost surely, 285083355 is an apocalyptic number.

85083355 is a deficient number, since it is larger than the sum of its proper divisors (34219925).

85083355 is a wasteful number, since it uses less digits than its factorization.

85083355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579 (or 1572 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 85083355 is about 9224.0639091455. The cubic root of 85083355 is about 439.8266448632.

The spelling of 85083355 in words is "eighty-five million, eighty-three thousand, three hundred fifty-five".

Divisors: 1 5 7 35 49 245 269 1291 1345 1883 6455 9037 9415 13181 45185 63259 65905 316295 347279 1736395 2430953 12154765 17016671 85083355