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7132969806 = 232351688187
BaseRepresentation
bin1101010010010100…
…00111101101001110
3200102002221102001220
412221022013231032
5104102020013211
63135444144210
7341522146224
oct65112075516
920362842056
107132969806
113030414876
121470998066
13898a213c1
144b9490b14
152bb332806
hex1a9287b4e

7132969806 has 16 divisors (see below), whose sum is σ = 14886198144. Its totient is φ = 2274280184.

The previous prime is 7132969777. The next prime is 7132969819. The reversal of 7132969806 is 6089692317.

It is a congruent number.

It is an unprimeable number.

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, 25843956 + ... + 25844231.

It is an arithmetic number, because the mean of its divisors is an integer number (930387384).

Almost surely, 27132969806 is an apocalyptic number.

7132969806 is an abundant number, since it is smaller than the sum of its proper divisors (7753228338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7132969806 is a wasteful number, since it uses less digits than its factorization.

7132969806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51688215.

The product of its (nonzero) digits is 979776, while the sum is 51.

The square root of 7132969806 is about 84456.9109427997. The cubic root of 7132969806 is about 1924.9677674706.

The spelling of 7132969806 in words is "seven billion, one hundred thirty-two million, nine hundred sixty-nine thousand, eight hundred six".

Divisors: 1 2 3 6 23 46 69 138 51688187 103376374 155064561 310129122 1188828301 2377656602 3566484903 7132969806