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83068012 = 2271292493
BaseRepresentation
bin1001111001110…
…00010001101100
312210022021220001
410330320101230
5132231134022
612124234044
72026031536
oct474702154
9183267801
1083068012
1142987255
122399b924
1314295991
14b064856
15745cb27
hex4f3846c

83068012 has 12 divisors (see below), whose sum is σ = 147416976. Its totient is φ = 40948880.

The previous prime is 83067991. The next prime is 83068021. The reversal of 83068012 is 21086038.

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, 145963 + ... + 146530.

It is an arithmetic number, because the mean of its divisors is an integer number (12284748).

Almost surely, 283068012 is an apocalyptic number.

It is an amenable number.

83068012 is a deficient number, since it is larger than the sum of its proper divisors (64348964).

83068012 is a wasteful number, since it uses less digits than its factorization.

83068012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292568 (or 292566 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 83068012 is about 9114.1654582304. The cubic root of 83068012 is about 436.3261804603.

The spelling of 83068012 in words is "eighty-three million, sixty-eight thousand, twelve".

Divisors: 1 2 4 71 142 284 292493 584986 1169972 20767003 41534006 83068012