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13013200266 = 2311792495819
BaseRepresentation
bin11000001111010010…
…11010110110001010
31020120220122001211020
430013221122312022
5203122334402031
65551142013310
7640323243243
oct140751326612
936526561736
1013013200266
115578680a70
122632117236
1312c5044101
148b6403cca
155126ad096
hex307a5ad8a

13013200266 has 32 divisors (see below), whose sum is σ = 28751846400. Its totient is φ = 3893476080.

The previous prime is 13013200261. The next prime is 13013200279. The reversal of 13013200266 is 66200231031.

It is a happy number.

13013200266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13013200261) 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 15 ways as a sum of consecutive naturals, for example, 1242696 + ... + 1253123.

It is an arithmetic number, because the mean of its divisors is an integer number (898495200).

Almost surely, 213013200266 is an apocalyptic number.

13013200266 is an abundant number, since it is smaller than the sum of its proper divisors (15738646134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13013200266 is a wasteful number, since it uses less digits than its factorization.

13013200266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2495914.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 13013200266 its reverse (66200231031), we get a palindrome (79213431297).

The spelling of 13013200266 in words is "thirteen billion, thirteen million, two hundred thousand, two hundred sixty-six".

Divisors: 1 2 3 6 11 22 33 66 79 158 237 474 869 1738 2607 5214 2495819 4991638 7487457 14974914 27454009 54908018 82362027 164724054 197169701 394339402 591509103 1183018206 2168866711 4337733422 6506600133 13013200266