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2013012113 = 71012847259
BaseRepresentation
bin111011111111100…
…0010000010010001
312012021211121111012
41313333002002101
513110312341423
6531425500305
7100612214660
oct16777020221
95167747435
102013012113
11943324882
124821a1695
13261081c38
141514c4dd7
15bbad3078
hex77fc2091

2013012113 has 8 divisors (see below), whose sum is σ = 2323364160. Its totient is φ = 1708354800.

The previous prime is 2013012101. The next prime is 2013012151. The reversal of 2013012113 is 3112103102.

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 2013012113 - 212 = 2013008017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2013012163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1422923 + ... + 1424336.

It is an arithmetic number, because the mean of its divisors is an integer number (290420520).

Almost surely, 22013012113 is an apocalyptic number.

It is an amenable number.

2013012113 is a deficient number, since it is larger than the sum of its proper divisors (310352047).

2013012113 is a wasteful number, since it uses less digits than its factorization.

2013012113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847367.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2013012113 is about 44866.6035375980. The cubic root of 2013012113 is about 1262.6475180760.

Adding to 2013012113 its reverse (3112103102), we get a palindrome (5125115215).

The spelling of 2013012113 in words is "two billion, thirteen million, twelve thousand, one hundred thirteen".

Divisors: 1 7 101 707 2847259 19930813 287573159 2013012113