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85230576 = 2433197293
BaseRepresentation
bin1010001010010…
…00001111110000
312221101011101000
411011020033300
5133304334301
612242442000
72053306434
oct505101760
9187334330
1085230576
1144123aa2
1224663300
13148720c2
14b4689c4
157738786
hex51483f0

85230576 has 40 divisors (see below), whose sum is σ = 244644560. Its totient is φ = 28410048.

The previous prime is 85230569. The next prime is 85230619. The reversal of 85230576 is 67503258.

85230576 is a `hidden beast` number, since 8 + 52 + 30 + 576 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 85230576.

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 7 ways as a sum of consecutive naturals, for example, 98215 + ... + 99078.

It is an arithmetic number, because the mean of its divisors is an integer number (6116114).

Almost surely, 285230576 is an apocalyptic number.

It is an amenable number.

85230576 is an abundant number, since it is smaller than the sum of its proper divisors (159413984).

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

85230576 is a wasteful number, since it uses less digits than its factorization.

85230576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197310 (or 197298 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 85230576 is about 9232.0407278131. The cubic root of 85230576 is about 440.0801782262.

The spelling of 85230576 in words is "eighty-five million, two hundred thirty thousand, five hundred seventy-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 197293 394586 591879 789172 1183758 1578344 1775637 2367516 3156688 3551274 4735032 5326911 7102548 9470064 10653822 14205096 21307644 28410192 42615288 85230576