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2013013013 = 11419436757
BaseRepresentation
bin111011111111100…
…0010010000010101
312012021211122201112
41313333002100111
513110312404023
6531425504405
7100612220414
oct16777022025
95167748645
102013013013
11943325520
124821a2105
1326108247b
141514c547b
15bbad3478
hex77fc2415

2013013013 has 8 divisors (see below), whose sum is σ = 2201260320. Its totient is φ = 1825640080.

The previous prime is 2013013003. The next prime is 2013013021. The reversal of 2013013013 is 3103103102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2013013013 - 210 = 2013011989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013013003) by changing a digit.

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, 213770 + ... + 222987.

It is an arithmetic number, because the mean of its divisors is an integer number (275157540).

Almost surely, 22013013013 is an apocalyptic number.

It is an amenable number.

2013013013 is a deficient number, since it is larger than the sum of its proper divisors (188247307).

2013013013 is a wasteful number, since it uses less digits than its factorization.

2013013013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437187.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 2013013013 is about 44866.6135673287. The cubic root of 2013013013 is about 1262.6477062488.

Adding to 2013013013 its reverse (3103103102), we get a palindrome (5116116115).

The spelling of 2013013013 in words is "two billion, thirteen million, thirteen thousand, thirteen".

Divisors: 1 11 419 4609 436757 4804327 183001183 2013013013