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2013301031 = 72631093591
BaseRepresentation
bin111100000000000…
…1000100100100111
312012022101021210212
41320000020210213
513110401113111
6531440010035
7100614530210
oct17000104447
95168337725
102013301031
11943501955
1248230091b
132611535b1
1415155c407
15bbb3d98b
hex78008927

2013301031 has 8 divisors (see below), whose sum is σ = 2309666304. Its totient is φ = 1719123480.

The previous prime is 2013301001. The next prime is 2013301049. The reversal of 2013301031 is 1301033102.

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 2013301031 - 26 = 2013300967 is a prime.

It is a super-2 number, since 2×20133010312 = 8106762082851325922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013300997 and 2013301015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013301001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544955 + ... + 548636.

It is an arithmetic number, because the mean of its divisors is an integer number (288708288).

Almost surely, 22013301031 is an apocalyptic number.

2013301031 is a deficient number, since it is larger than the sum of its proper divisors (296365273).

2013301031 is a wasteful number, since it uses less digits than its factorization.

2013301031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093861.

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

The square root of 2013301031 is about 44869.8231665782. The cubic root of 2013301031 is about 1262.7079224391.

Adding to 2013301031 its reverse (1301033102), we get a palindrome (3314334133).

The spelling of 2013301031 in words is "two billion, thirteen million, three hundred one thousand, thirty-one".

Divisors: 1 7 263 1841 1093591 7655137 287614433 2013301031