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2133204105 = 35373843611
BaseRepresentation
bin111111100100110…
…0001110010001001
312111122222222220110
41333021201302021
513332100012410
6551401544533
7103601635644
oct17711416211
95448888813
102133204105
119a51578aa
124b64a5149
1327cc45366
14163450a5b
15c7425720
hex7f261c89

2133204105 has 16 divisors (see below), whose sum is σ = 3505374144. Its totient is φ = 1106959680.

The previous prime is 2133204079. The next prime is 2133204137. The reversal of 2133204105 is 5014023312.

2133204105 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2133204105 - 26 = 2133204041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1921251 + ... + 1922360.

It is an arithmetic number, because the mean of its divisors is an integer number (219085884).

Almost surely, 22133204105 is an apocalyptic number.

It is an amenable number.

2133204105 is a deficient number, since it is larger than the sum of its proper divisors (1372170039).

2133204105 is a wasteful number, since it uses less digits than its factorization.

2133204105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3843656.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2133204105 is about 46186.6225762395. The cubic root of 2133204105 is about 1287.2931854943.

Adding to 2133204105 its reverse (5014023312), we get a palindrome (7147227417).

The spelling of 2133204105 in words is "two billion, one hundred thirty-three million, two hundred four thousand, one hundred five".

Divisors: 1 3 5 15 37 111 185 555 3843611 11530833 19218055 57654165 142213607 426640821 711068035 2133204105