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33085135 = 559112153
BaseRepresentation
bin111111000110…
…1011011001111
32022020220021101
41332031123033
531432211020
63141043531
7551135056
oct176153317
968226241
1033085135
1117748396
12b0b65a7
136b15305
14457339d
152d8800a
hex1f8d6cf

33085135 has 8 divisors (see below), whose sum is σ = 40375440. Its totient is φ = 26019264.

The previous prime is 33085123. The next prime is 33085139. The reversal of 33085135 is 53158033.

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 33085135 - 27 = 33085007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33085139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55782 + ... + 56371.

It is an arithmetic number, because the mean of its divisors is an integer number (5046930).

Almost surely, 233085135 is an apocalyptic number.

33085135 is a deficient number, since it is larger than the sum of its proper divisors (7290305).

33085135 is a wasteful number, since it uses less digits than its factorization.

33085135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112217.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 33085135 is about 5751.9679241108. The cubic root of 33085135 is about 321.0290278903.

The spelling of 33085135 in words is "thirty-three million, eighty-five thousand, one hundred thirty-five".

Divisors: 1 5 59 295 112153 560765 6617027 33085135