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1313030213 = 11367325249
BaseRepresentation
bin100111001000011…
…0100000001000101
310101111200211211122
41032100310001011
510142113431323
6334142443325
744352400265
oct11620640105
93344624748
101313030213
11614198040
12307893545
1317c04ab71
14c65537a5
157a415ec8
hex4e434045

1313030213 has 8 divisors (see below), whose sum is σ = 1436304000. Its totient is φ = 1190407680.

The previous prime is 1313030209. The next prime is 1313030227. The reversal of 1313030213 is 3120303131.

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

It is not a de Polignac number, because 1313030213 - 22 = 1313030209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1313030191 and 1313030200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313030113) 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, 158588 + ... + 166661.

It is an arithmetic number, because the mean of its divisors is an integer number (179538000).

Almost surely, 21313030213 is an apocalyptic number.

It is an amenable number.

1313030213 is a deficient number, since it is larger than the sum of its proper divisors (123273787).

1313030213 is a wasteful number, since it uses less digits than its factorization.

1313030213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325627.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1313030213 is about 36235.7587612016. The cubic root of 1313030213 is about 1095.0271986461.

Adding to 1313030213 its reverse (3120303131), we get a palindrome (4433333344).

The spelling of 1313030213 in words is "one billion, three hundred thirteen million, thirty thousand, two hundred thirteen".

Divisors: 1 11 367 4037 325249 3577739 119366383 1313030213