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2012208073 is a prime number
BaseRepresentation
bin111011111101111…
…1101101111001001
312012020022202112221
41313323331233021
513110111124243
6531400334041
7100602325561
oct16773755711
95166282487
102012208073
11942925787
12481a74321
13260b5cc85
14151355da1
15bb9c4bed
hex77efdbc9

2012208073 has 2 divisors, whose sum is σ = 2012208074. Its totient is φ = 2012208072.

The previous prime is 2012208049. The next prime is 2012208083. The reversal of 2012208073 is 3708022102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1569189769 + 443018304 = 39613^2 + 21048^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2012208073 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012208083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006104036 + 1006104037.

It is an arithmetic number, because the mean of its divisors is an integer number (1006104037).

Almost surely, 22012208073 is an apocalyptic number.

It is an amenable number.

2012208073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012208073 is an equidigital number, since it uses as much as digits as its factorization.

2012208073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 2012208073 is about 44857.6423031795. The cubic root of 2012208073 is about 1262.4793862334.

The spelling of 2012208073 in words is "two billion, twelve million, two hundred eight thousand, seventy-three".