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2013310123 = 11296311317
BaseRepresentation
bin111100000000000…
…1010110010101011
312012022101202021121
41320000022302223
513110401410443
6531440120111
7100614565546
oct17000126253
95168352247
102013310123
11943508770
12482306037
13261157786
1415156185d
15bbb414ed
hex7800acab

2013310123 has 8 divisors (see below), whose sum is σ = 2272074480. Its totient is φ = 1767168480.

The previous prime is 2013310121. The next prime is 2013310139. The reversal of 2013310123 is 3210133102.

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

It is not a de Polignac number, because 2013310123 - 21 = 2013310121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013310097 and 2013310106.

It is not an unprimeable number, because it can be changed into a prime (2013310121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3155340 + ... + 3155977.

It is an arithmetic number, because the mean of its divisors is an integer number (284009310).

Almost surely, 22013310123 is an apocalyptic number.

2013310123 is a deficient number, since it is larger than the sum of its proper divisors (258764357).

2013310123 is a wasteful number, since it uses less digits than its factorization.

2013310123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6311357.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 2013310123 is about 44869.9244817729. The cubic root of 2013310123 is about 1262.7098232185.

Adding to 2013310123 its reverse (3210133102), we get a palindrome (5223443225).

The spelling of 2013310123 in words is "two billion, thirteen million, three hundred ten thousand, one hundred twenty-three".

Divisors: 1 11 29 319 6311317 69424487 183028193 2013310123