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33272105 = 513035107
BaseRepresentation
bin111111011101…
…1000100101001
32022121101202012
41332323010221
532004201410
63145045305
7552544136
oct176730451
968541665
1033272105
1117865909
12b186835
136b7c449
1445c158d
152dc3605
hex1fbb129

33272105 has 8 divisors (see below), whose sum is σ = 39964992. Its totient is φ = 26592048.

The previous prime is 33272101. The next prime is 33272119. The reversal of 33272105 is 50127233.

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 33272105 - 22 = 33272101 is a prime.

It is a super-2 number, since 2×332721052 = 2214065942262050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33272101) 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, 3962 + ... + 9068.

It is an arithmetic number, because the mean of its divisors is an integer number (4995624).

Almost surely, 233272105 is an apocalyptic number.

It is an amenable number.

33272105 is a deficient number, since it is larger than the sum of its proper divisors (6692887).

33272105 is a wasteful number, since it uses less digits than its factorization.

33272105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6415.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 33272105 is about 5768.1977254598. The cubic root of 33272105 is about 321.6326230746.

Adding to 33272105 its reverse (50127233), we get a palindrome (83399338).

The spelling of 33272105 in words is "thirty-three million, two hundred seventy-two thousand, one hundred five".

Divisors: 1 5 1303 5107 6515 25535 6654421 33272105