Search a number
-
+
85324085 = 5711221621
BaseRepresentation
bin1010001010111…
…11000100110101
312221112220122022
411011133010311
5133320332320
612244442525
72054146160
oct505370465
9187486568
1085324085
1144188280
12246a9445
13148a5832
14b490ad7
157756325
hex515f135

85324085 has 16 divisors (see below), whose sum is σ = 127654272. Its totient is φ = 53188800.

The previous prime is 85324073. The next prime is 85324091. The reversal of 85324085 is 58042358.

It is not a de Polignac number, because 85324085 - 24 = 85324069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a congruent 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, 110426 + ... + 111195.

It is an arithmetic number, because the mean of its divisors is an integer number (7978392).

Almost surely, 285324085 is an apocalyptic number.

It is an amenable number.

85324085 is a deficient number, since it is larger than the sum of its proper divisors (42330187).

85324085 is a wasteful number, since it uses less digits than its factorization.

85324085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221644.

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 85324085 is about 9237.1037127446. The cubic root of 85324085 is about 440.2410610885.

The spelling of 85324085 in words is "eighty-five million, three hundred twenty-four thousand, eighty-five".

Divisors: 1 5 7 11 35 55 77 385 221621 1108105 1551347 2437831 7756735 12189155 17064817 85324085