Search a number
-
+
85056259 is a prime number
BaseRepresentation
bin1010001000111…
…01101100000011
312221001022020211
411010131230003
5133233300014
612235014551
72051652301
oct504355403
9187038224
1085056259
1144015032
122459a457
1314810962
14b421271
157701cc4
hex511db03

85056259 has 2 divisors, whose sum is σ = 85056260. Its totient is φ = 85056258.

The previous prime is 85056247. The next prime is 85056269. The reversal of 85056259 is 95265058.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85056259 - 27 = 85056131 is a prime.

It is a Chen prime.

It is equal to p4946728 and since 85056259 and 4946728 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (85056269) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42528129 + 42528130.

It is an arithmetic number, because the mean of its divisors is an integer number (42528130).

Almost surely, 285056259 is an apocalyptic number.

85056259 is a deficient number, since it is larger than the sum of its proper divisors (1).

85056259 is an equidigital number, since it uses as much as digits as its factorization.

85056259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 40.

The square root of 85056259 is about 9222.5950252627. The cubic root of 85056259 is about 439.7799502303.

The spelling of 85056259 in words is "eighty-five million, fifty-six thousand, two hundred fifty-nine".