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1313030112244 = 221694319374227
BaseRepresentation
bin10011000110110110101…
…100011000001111110100
311122112011022210201220221
4103012312230120033310
5133003041202042434
62443110412104124
7163602052542664
oct23066654301764
94575138721827
101313030112244
114669422a43a4
12192583165044
1396a837b0226
144779dd121a4
152424cd242b4
hex131b6b183f4

1313030112244 has 12 divisors (see below), whose sum is σ = 2297938434624. Its totient is φ = 656476273784.

The previous prime is 1313030112239. The next prime is 1313030112269. The reversal of 1313030112244 is 4422110303131.

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, 9619342 + ... + 9754885.

It is an arithmetic number, because the mean of its divisors is an integer number (191494869552).

Almost surely, 21313030112244 is an apocalyptic number.

It is an amenable number.

1313030112244 is a deficient number, since it is larger than the sum of its proper divisors (984908322380).

1313030112244 is a wasteful number, since it uses less digits than its factorization.

1313030112244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19391174 (or 19391172 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1313030112244 its reverse (4422110303131), we get a palindrome (5735140415375).

The spelling of 1313030112244 in words is "one trillion, three hundred thirteen billion, thirty million, one hundred twelve thousand, two hundred forty-four".

Divisors: 1 2 4 16943 33886 67772 19374227 38748454 77496908 328257528061 656515056122 1313030112244