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85083499 = 312744629
BaseRepresentation
bin1010001001001…
…00010101101011
312221002200121201
411010210111223
5133240132444
612235345031
72052124564
oct504442553
9187080551
1085083499
1144033546
12245b2177
1314820187
14b42b16b
157709dd4
hex512456b

85083499 has 4 divisors (see below), whose sum is σ = 87828160. Its totient is φ = 82338840.

The previous prime is 85083491. The next prime is 85083527. The reversal of 85083499 is 99438058.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85083499 - 23 = 85083491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85083491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1372284 + ... + 1372345.

It is an arithmetic number, because the mean of its divisors is an integer number (21957040).

Almost surely, 285083499 is an apocalyptic number.

85083499 is a deficient number, since it is larger than the sum of its proper divisors (2744661).

85083499 is a wasteful number, since it uses less digits than its factorization.

85083499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2744660.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 85083499 is about 9224.0717148123. The cubic root of 85083499 is about 439.8268929925.

The spelling of 85083499 in words is "eighty-five million, eighty-three thousand, four hundred ninety-nine".

Divisors: 1 31 2744629 85083499