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6606542045 = 512231080383
BaseRepresentation
bin1100010011100011…
…11101010011011101
3122001102101002221102
412021301331103131
5102012233321140
63011321042445
7322500452345
oct61161752335
918042332842
106606542045
112890247904
121344626425
1381394529c
144695b9d25
15289ee8e15
hex189c7d4dd

6606542045 has 8 divisors (see below), whose sum is σ = 7934340096. Its totient is φ = 5280907216.

The previous prime is 6606542039. The next prime is 6606542053. The reversal of 6606542045 is 5402456066.

6606542045 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6606542045 - 226 = 6539433181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 534077 + ... + 546306.

It is an arithmetic number, because the mean of its divisors is an integer number (991792512).

Almost surely, 26606542045 is an apocalyptic number.

It is an amenable number.

6606542045 is a deficient number, since it is larger than the sum of its proper divisors (1327798051).

6606542045 is a wasteful number, since it uses less digits than its factorization.

6606542045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081611.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 6606542045 is about 81280.6375774698. The cubic root of 6606542045 is about 1876.3970194174.

The spelling of 6606542045 in words is "six billion, six hundred six million, five hundred forty-two thousand, forty-five".

Divisors: 1 5 1223 6115 1080383 5401915 1321308409 6606542045