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85927071 = 331923947
BaseRepresentation
bin1010001111100…
…10010010011111
312222200112210010
411013302102133
5133444131241
612305414303
72062240146
oct507622237
9188615703
1085927071
114455a30a
122493a393
1314a57129
14b5aa75d
157824d16
hex51f249f

85927071 has 8 divisors (see below), whose sum is σ = 118265344. Its totient is φ = 55436760.

The previous prime is 85927067. The next prime is 85927073. The reversal of 85927071 is 17072958.

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

It is not a de Polignac number, because 85927071 - 22 = 85927067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85927073) 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, 461881 + ... + 462066.

It is an arithmetic number, because the mean of its divisors is an integer number (14783168).

Almost surely, 285927071 is an apocalyptic number.

85927071 is a deficient number, since it is larger than the sum of its proper divisors (32338273).

85927071 is a wasteful number, since it uses less digits than its factorization.

85927071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923981.

The product of its (nonzero) digits is 35280, while the sum is 39.

The square root of 85927071 is about 9269.6855933737. The cubic root of 85927071 is about 441.2756900407.

The spelling of 85927071 in words is "eighty-five million, nine hundred twenty-seven thousand, seventy-one".

Divisors: 1 3 31 93 923947 2771841 28642357 85927071