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33075013 = 178112399
BaseRepresentation
bin111111000101…
…0111101000101
32022020101101111
41332022331011
531431400023
63140525021
7551063416
oct176127505
968211344
1033075013
1117740824
12b0b0771
136b1081a
14456d80d
152d8500d
hex1f8af45

33075013 has 8 divisors (see below), whose sum is σ = 35078400. Its totient is φ = 31078080.

The previous prime is 33074969. The next prime is 33075017. The reversal of 33075013 is 31057033.

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 33075013 - 217 = 32943941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33075017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12588 + ... + 14986.

It is an arithmetic number, because the mean of its divisors is an integer number (4384800).

Almost surely, 233075013 is an apocalyptic number.

It is an amenable number.

33075013 is a deficient number, since it is larger than the sum of its proper divisors (2003387).

33075013 is a wasteful number, since it uses less digits than its factorization.

33075013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3227.

The product of its (nonzero) digits is 945, while the sum is 22.

The square root of 33075013 is about 5751.0879840253. The cubic root of 33075013 is about 320.9962862250.

The spelling of 33075013 in words is "thirty-three million, seventy-five thousand, thirteen".

Divisors: 1 17 811 2399 13787 40783 1945589 33075013