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33268685 = 529322709
BaseRepresentation
bin111111011101…
…0001111001101
32022121020001112
41332322033031
532004044220
63145021405
7552531152
oct176721715
968536045
1033268685
111786328a
12b184865
136b7aa18
1445c0229
152dc25c5
hex1fba3cd

33268685 has 8 divisors (see below), whose sum is σ = 40060440. Its totient is φ = 26522944.

The previous prime is 33268681. The next prime is 33268699. The reversal of 33268685 is 58686233.

It can be written as a sum of positive squares in 4 ways, for example, as 1841449 + 31427236 = 1357^2 + 5606^2 .

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 33268685 - 22 = 33268681 is a prime.

It is a super-2 number, since 2×332686852 = 2213610803258450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33268681) 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, 9890 + ... + 12819.

It is an arithmetic number, because the mean of its divisors is an integer number (5007555).

Almost surely, 233268685 is an apocalyptic number.

It is an amenable number.

33268685 is a deficient number, since it is larger than the sum of its proper divisors (6791755).

33268685 is a wasteful number, since it uses less digits than its factorization.

33268685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23007.

The product of its digits is 207360, while the sum is 41.

The square root of 33268685 is about 5767.9012647583. The cubic root of 33268685 is about 321.6216026191.

The spelling of 33268685 in words is "thirty-three million, two hundred sixty-eight thousand, six hundred eighty-five".

Divisors: 1 5 293 1465 22709 113545 6653737 33268685