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85206027 = 3139204331
BaseRepresentation
bin1010001010000…
…10010000001011
312221022220200210
411011002100023
5133303043102
612242132203
72053145034
oct505022013
9187286623
1085206027
1144107605
1224651063
1314863b8a
14b45da8b
15773136c
hex514240b

85206027 has 8 divisors (see below), whose sum is σ = 114425920. Its totient is φ = 56395080.

The previous prime is 85206001. The next prime is 85206041. The reversal of 85206027 is 72060258.

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

It is not a de Polignac number, because 85206027 - 26 = 85205963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85205985 and 85206003.

It is not an unprimeable number, because it can be changed into a prime (85206047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101749 + ... + 102582.

It is an arithmetic number, because the mean of its divisors is an integer number (14303240).

Almost surely, 285206027 is an apocalyptic number.

85206027 is a deficient number, since it is larger than the sum of its proper divisors (29219893).

85206027 is a wasteful number, since it uses less digits than its factorization.

85206027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204473.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 85206027 is about 9230.7110777014. The cubic root of 85206027 is about 440.0379220070.

The spelling of 85206027 in words is "eighty-five million, two hundred six thousand, twenty-seven".

Divisors: 1 3 139 417 204331 612993 28402009 85206027