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85234650 = 2352568231
BaseRepresentation
bin1010001010010…
…01001111011010
312221101100221220
411011021033122
5133310002100
612242512510
72053324344
oct505111732
9187340856
1085234650
1144127066
1224665736
1314873c07
14b46a294
157739aa0
hex51493da

85234650 has 24 divisors (see below), whose sum is σ = 211382304. Its totient is φ = 22729200.

The previous prime is 85234571. The next prime is 85234673. The reversal of 85234650 is 5643258.

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 11 ways as a sum of consecutive naturals, for example, 283966 + ... + 284265.

It is an arithmetic number, because the mean of its divisors is an integer number (8807596).

Almost surely, 285234650 is an apocalyptic number.

85234650 is an abundant number, since it is smaller than the sum of its proper divisors (126147654).

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

85234650 is a wasteful number, since it uses less digits than its factorization.

85234650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568246 (or 568241 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 85234650 is about 9232.2613697837. The cubic root of 85234650 is about 440.0871900216.

The spelling of 85234650 in words is "eighty-five million, two hundred thirty-four thousand, six hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 568231 1136462 1704693 2841155 3409386 5682310 8523465 14205775 17046930 28411550 42617325 85234650