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7013313 = 323721061
BaseRepresentation
bin11010110000001111000001
3111012022110100
4122300033001
53243411223
6410153013
7113416656
oct32601701
914168410
107013313
113a6022a
122422769
1315b72b8
14d07c2d
15938043
hex6b03c1

7013313 has 12 divisors (see below), whose sum is σ = 10404628. Its totient is φ = 4548960.

The previous prime is 7013311. The next prime is 7013317. The reversal of 7013313 is 3133107.

It can be written as a sum of positive squares in 2 ways, for example, as 6718464 + 294849 = 2592^2 + 543^2 .

It is not a de Polignac number, because 7013313 - 21 = 7013311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7013311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10198 + ... + 10863.

Almost surely, 27013313 is an apocalyptic number.

It is an amenable number.

7013313 is a deficient number, since it is larger than the sum of its proper divisors (3391315).

7013313 is a wasteful number, since it uses less digits than its factorization.

7013313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21104 (or 21101 counting only the distinct ones).

The product of its (nonzero) digits is 189, while the sum is 18.

The square root of 7013313 is about 2648.2660364850. The cubic root of 7013313 is about 191.4143122063.

The spelling of 7013313 in words is "seven million, thirteen thousand, three hundred thirteen".

Divisors: 1 3 9 37 111 333 21061 63183 189549 779257 2337771 7013313