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1313013246886 = 21161978400333
BaseRepresentation
bin10011000110110101101…
…100000010101110100110
311122112010011001220000001
4103012311230002232212
5133003022342400021
62443105010411514
7163601456310565
oct23066554025646
94575104056001
101313013246886
11466933825190
12192579590b9a
1396a80156823
144779b9a1bdc
152424b5e2091
hex131b5b02ba6

1313013246886 has 16 divisors (see below), whose sum is σ = 2183789545488. Its totient is φ = 587040199200.

The previous prime is 1313013246877. The next prime is 1313013246887. The reversal of 1313013246886 is 6886423103131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313013246887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489198825 + ... + 489201508.

It is an arithmetic number, because the mean of its divisors is an integer number (136486846593).

Almost surely, 21313013246886 is an apocalyptic number.

1313013246886 is a deficient number, since it is larger than the sum of its proper divisors (870776298602).

1313013246886 is a wasteful number, since it uses less digits than its factorization.

1313013246886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978400407.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 1313013246886 in words is "one trillion, three hundred thirteen billion, thirteen million, two hundred forty-six thousand, eight hundred eighty-six".

Divisors: 1 2 11 22 61 122 671 1342 978400333 1956800666 10762403663 21524807326 59682420313 119364840626 656506623443 1313013246886