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13011003113 = 6110112131741
BaseRepresentation
bin11000001111000010…
…00010011011101001
31020120202111102220012
430013201002123221
5203121304044423
65551022541305
7640265462453
oct140741023351
936522442805
1013011003113
115577410239
122631437835
1312c4755014
148b5dd12d3
155123c7078
hex3078426e9

13011003113 has 16 divisors (see below), whose sum is σ = 13373919312. Its totient is φ = 12653280000.

The previous prime is 13011003107. The next prime is 13011003133. The reversal of 13011003113 is 31130011031.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 5090537104 + 7920466009 = 71348^2 + 88997^2 .

It is not a de Polignac number, because 13011003113 - 220 = 13009954537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13011003133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7472423 + ... + 7474163.

It is an arithmetic number, because the mean of its divisors is an integer number (835869957).

Almost surely, 213011003113 is an apocalyptic number.

It is an amenable number.

13011003113 is a deficient number, since it is larger than the sum of its proper divisors (362916199).

13011003113 is a wasteful number, since it uses less digits than its factorization.

13011003113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3116.

The product of its (nonzero) digits is 27, while the sum is 14.

Adding to 13011003113 its reverse (31130011031), we get a palindrome (44141014144).

The spelling of 13011003113 in words is "thirteen billion, eleven million, three thousand, one hundred thirteen".

Divisors: 1 61 101 1213 1741 6161 73993 106201 122513 175841 2111833 7473293 10726301 128821813 213295133 13011003113