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83285060 = 2254164253
BaseRepresentation
bin1001111011011…
…01010001000100
312210201022121212
410331231101010
5132310110220
612133030552
72030624405
oct475552104
9183638555
1083285060
1143015331
1223a85458
1314340701
14b0bd9ac
1574a20c5
hex4f6d444

83285060 has 12 divisors (see below), whose sum is σ = 174898668. Its totient is φ = 33314016.

The previous prime is 83285053. The next prime is 83285089. The reversal of 83285060 is 6058238.

It can be written as a sum of positive squares in 2 ways, for example, as 62473216 + 20811844 = 7904^2 + 4562^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2082107 + ... + 2082146.

It is an arithmetic number, because the mean of its divisors is an integer number (14574889).

Almost surely, 283285060 is an apocalyptic number.

It is an amenable number.

83285060 is an abundant number, since it is smaller than the sum of its proper divisors (91613608).

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

83285060 is a wasteful number, since it uses less digits than its factorization.

83285060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4164262 (or 4164260 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 83285060 is about 9126.0648693728. The cubic root of 83285060 is about 436.7058747952.

The spelling of 83285060 in words is "eighty-three million, two hundred eighty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 4164253 8328506 16657012 20821265 41642530 83285060