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83067085 = 5149911083
BaseRepresentation
bin1001111001110…
…00000011001101
312210022020121201
410330320003031
5132231121320
612124225501
72026026043
oct474700315
9183266551
1083067085
1142986592
122399b291
131429542a
14b064393
15745c70a
hex4f380cd

83067085 has 8 divisors (see below), whose sum is σ = 99756000. Its totient is φ = 66403344.

The previous prime is 83067077. The next prime is 83067121. The reversal of 83067085 is 58076038.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 83067085 - 23 = 83067077 is a prime.

It is a super-2 number, since 2×830670852 = 13800281220794450, which contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1954 + ... + 13036.

It is an arithmetic number, because the mean of its divisors is an integer number (12469500).

Almost surely, 283067085 is an apocalyptic number.

It is an amenable number.

83067085 is a deficient number, since it is larger than the sum of its proper divisors (16688915).

83067085 is a wasteful number, since it uses less digits than its factorization.

83067085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12587.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 83067085 is about 9114.1146031855. The cubic root of 83067085 is about 436.3245573892.

The spelling of 83067085 in words is "eighty-three million, sixty-seven thousand, eighty-five".

Divisors: 1 5 1499 7495 11083 55415 16613417 83067085