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2013011999 is a prime number
BaseRepresentation
bin111011111111100…
…0010000000011111
312012021211121022222
41313333002000133
513110312340444
6531425455555
7100612214435
oct16777020037
95167747288
102013011999
11943324789
124821a15bb
13261081b7b
141514c4d55
15bbad2eee
hex77fc201f

2013011999 has 2 divisors, whose sum is σ = 2013012000. Its totient is φ = 2013011998.

The previous prime is 2013011993. The next prime is 2013012059. The reversal of 2013011999 is 9991103102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2013011999 - 228 = 1744576543 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013011993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006505999 + 1006506000.

It is an arithmetic number, because the mean of its divisors is an integer number (1006506000).

Almost surely, 22013011999 is an apocalyptic number.

2013011999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013011999 is an equidigital number, since it uses as much as digits as its factorization.

2013011999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 35.

The square root of 2013011999 is about 44866.6022671653. The cubic root of 2013011999 is about 1262.6474942407.

The spelling of 2013011999 in words is "two billion, thirteen million, eleven thousand, nine hundred ninety-nine".