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85775325 = 3524326597
BaseRepresentation
bin1010001110011…
…01001111011101
312222101211121220
411013031033131
5133424302300
612302243553
72061035556
oct507151735
9188354556
1085775325
11444662a9
12248865b9
1314a0303c
14b56b32d
1577e4da0
hex51cd3dd

85775325 has 24 divisors (see below), whose sum is σ = 145118688. Its totient is φ = 44681280.

The previous prime is 85775317. The next prime is 85775341. The reversal of 85775325 is 52357758.

It is not a de Polignac number, because 85775325 - 23 = 85775317 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10074 + ... + 16523.

It is an arithmetic number, because the mean of its divisors is an integer number (6046612).

Almost surely, 285775325 is an apocalyptic number.

It is an amenable number.

85775325 is a deficient number, since it is larger than the sum of its proper divisors (59343363).

85775325 is a wasteful number, since it uses less digits than its factorization.

85775325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26653 (or 26648 counting only the distinct ones).

The product of its digits is 294000, while the sum is 42.

The square root of 85775325 is about 9261.4969092474. The cubic root of 85775325 is about 441.0157747557.

The spelling of 85775325 in words is "eighty-five million, seven hundred seventy-five thousand, three hundred twenty-five".

Divisors: 1 3 5 15 25 43 75 129 215 645 1075 3225 26597 79791 132985 398955 664925 1143671 1994775 3431013 5718355 17155065 28591775 85775325