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13513310012 = 228340702741
BaseRepresentation
bin11001001010111010…
…01011111100111100
31021212202200021102102
430211131023330330
5210133401410022
610112525044232
7655605145166
oct144535137474
937782607372
1013513310012
115804a02904
1227516b6678
131374837137
149229c7936
15541548a92
hex32574bf3c

13513310012 has 12 divisors (see below), whose sum is σ = 23933212296. Its totient is φ = 6675249360.

The previous prime is 13513310009. The next prime is 13513310021. The reversal of 13513310012 is 21001331531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20351039 + ... + 20351702.

It is an arithmetic number, because the mean of its divisors is an integer number (1994434358).

Almost surely, 213513310012 is an apocalyptic number.

It is an amenable number.

13513310012 is a deficient number, since it is larger than the sum of its proper divisors (10419902284).

13513310012 is a wasteful number, since it uses less digits than its factorization.

13513310012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40702828 (or 40702826 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

Adding to 13513310012 its reverse (21001331531), we get a palindrome (34514641543).

The spelling of 13513310012 in words is "thirteen billion, five hundred thirteen million, three hundred ten thousand, twelve".

Divisors: 1 2 4 83 166 332 40702741 81405482 162810964 3378327503 6756655006 13513310012