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85150160 = 2451064377
BaseRepresentation
bin1010001001101…
…00100111010000
312221020002001122
411010310213100
5133244301120
612241021412
72052523124
oct504644720
9187202048
1085150160
1144079637
1224624868
1314844614
14b447584
15771ea25
hex51349d0

85150160 has 20 divisors (see below), whose sum is σ = 197974308. Its totient is φ = 34060032.

The previous prime is 85150151. The next prime is 85150181. The reversal of 85150160 is 6105158.

It can be written as a sum of positive squares in 2 ways, for example, as 47499664 + 37650496 = 6892^2 + 6136^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 532109 + ... + 532268.

Almost surely, 285150160 is an apocalyptic number.

85150160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

85150160 is an abundant number, since it is smaller than the sum of its proper divisors (112824148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85150160 is a wasteful number, since it uses less digits than its factorization.

85150160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064390 (or 1064384 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 85150160 is about 9227.6844332693. The cubic root of 85150160 is about 439.9417278202.

The spelling of 85150160 in words is "eighty-five million, one hundred fifty thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 1064377 2128754 4257508 5321885 8515016 10643770 17030032 21287540 42575080 85150160