Search a number
-
+
2013023013 = 31607417553
BaseRepresentation
bin111011111111100…
…0100101100100101
312012021212011102220
41313333010230211
513110313214023
6531430022553
7100612261521
oct16777045445
95167764386
102013023013
11943331a91
124821a7a59
13261086ba1
141514c8d81
15bbad63e3
hex77fc4b25

2013023013 has 8 divisors (see below), whose sum is σ = 2685707328. Its totient is φ = 1341177024.

The previous prime is 2013023011. The next prime is 2013023017. The reversal of 2013023013 is 3103203102.

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

It is not a de Polignac number, because 2013023013 - 21 = 2013023011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2013022983 and 2013023001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013023011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203956 + ... + 213597.

It is an arithmetic number, because the mean of its divisors is an integer number (335713416).

Almost surely, 22013023013 is an apocalyptic number.

It is an amenable number.

2013023013 is a deficient number, since it is larger than the sum of its proper divisors (672684315).

2013023013 is a wasteful number, since it uses less digits than its factorization.

2013023013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419163.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2013023013 is about 44866.7250086297. The cubic root of 2013023013 is about 1262.6497970543.

Adding to 2013023013 its reverse (3103203102), we get a palindrome (5116226115).

The spelling of 2013023013 in words is "two billion, thirteen million, twenty-three thousand, thirteen".

Divisors: 1 3 1607 4821 417553 1252659 671007671 2013023013