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1313034213 = 32391831289
BaseRepresentation
bin100111001000011…
…0100111111100101
310101111201001022210
41032100310333211
510142114043323
6334142514033
744352415041
oct11620647745
93344631283
101313034213
116141a0047
12307895919
1317c04c92a
14c6555021
157a417293
hex4e434fe5

1313034213 has 8 divisors (see below), whose sum is σ = 1758038400. Its totient is φ = 871693088.

The previous prime is 1313034209. The next prime is 1313034259. The reversal of 1313034213 is 3124303131.

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 1313034213 - 22 = 1313034209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1313034213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313034013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 914928 + ... + 916361.

It is an arithmetic number, because the mean of its divisors is an integer number (219754800).

Almost surely, 21313034213 is an apocalyptic number.

It is an amenable number.

1313034213 is a deficient number, since it is larger than the sum of its proper divisors (445004187).

1313034213 is a wasteful number, since it uses less digits than its factorization.

1313034213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831531.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1313034213 is about 36235.8139552570. The cubic root of 1313034213 is about 1095.0283106043.

Adding to 1313034213 its reverse (3124303131), we get a palindrome (4437337344).

The spelling of 1313034213 in words is "one billion, three hundred thirteen million, thirty-four thousand, two hundred thirteen".

Divisors: 1 3 239 717 1831289 5493867 437678071 1313034213