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85874275 = 526156311
BaseRepresentation
bin1010001111001…
…01011001100011
312222120212100201
411013211121203
5133440434100
612304330031
72061630214
oct507453143
9188525321
1085874275
1144523683
1224913917
1314a390a6
14b59540b
15781436a
hex51e5663

85874275 has 12 divisors (see below), whose sum is σ = 108231664. Its totient is φ = 67572000.

The previous prime is 85874263. The next prime is 85874279. The reversal of 85874275 is 57247858.

It is not a de Polignac number, because 85874275 - 27 = 85874147 is a prime.

It is a super-2 number, since 2×858742752 = 14748782213551250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85874279) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26631 + ... + 29680.

Almost surely, 285874275 is an apocalyptic number.

85874275 is a deficient number, since it is larger than the sum of its proper divisors (22357389).

85874275 is a wasteful number, since it uses less digits than its factorization.

85874275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56382 (or 56377 counting only the distinct ones).

The product of its digits is 627200, while the sum is 46.

The square root of 85874275 is about 9266.8373785235. The cubic root of 85874275 is about 441.1852941416.

The spelling of 85874275 in words is "eighty-five million, eight hundred seventy-four thousand, two hundred seventy-five".

Divisors: 1 5 25 61 305 1525 56311 281555 1407775 3434971 17174855 85874275