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85274241 = 3132186519
BaseRepresentation
bin1010001010100…
…10111010000001
312221110101021020
411011102322001
5133312233431
612243420053
72053550643
oct505227201
9187411236
1085274241
1144153888
1224684629
1314888c40
14b47a893
157746696
hex5152e81

85274241 has 8 divisors (see below), whose sum is σ = 122445120. Its totient is φ = 52476432.

The previous prime is 85274221. The next prime is 85274249. The reversal of 85274241 is 14247258.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 85274241 - 27 = 85274113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85274249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1093221 + ... + 1093298.

It is an arithmetic number, because the mean of its divisors is an integer number (15305640).

Almost surely, 285274241 is an apocalyptic number.

It is an amenable number.

85274241 is a deficient number, since it is larger than the sum of its proper divisors (37170879).

85274241 is a wasteful number, since it uses less digits than its factorization.

85274241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186535.

The product of its digits is 17920, while the sum is 33.

The square root of 85274241 is about 9234.4052867524. The cubic root of 85274241 is about 440.1553187890.

The spelling of 85274241 in words is "eighty-five million, two hundred seventy-four thousand, two hundred forty-one".

Divisors: 1 3 13 39 2186519 6559557 28424747 85274241