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13330311306 = 23131091567903
BaseRepresentation
bin11000110101000110…
…00110100010001010
31021102000022222101120
430122203012202022
5204300024430211
610042430500110
7651223530234
oct143243064212
937360288346
1013330311306
115720682204
122700364636
131345953390
1490658d254
1553044bd06
hex31a8c688a

13330311306 has 32 divisors (see below), whose sum is σ = 28974865920. Its totient is φ = 4064001984.

The previous prime is 13330311283. The next prime is 13330311307. The reversal of 13330311306 is 60311303331.

It is not an unprimeable number, because it can be changed into a prime (13330311307) 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, 775450 + ... + 792453.

It is an arithmetic number, because the mean of its divisors is an integer number (905464560).

Almost surely, 213330311306 is an apocalyptic number.

13330311306 is an abundant number, since it is smaller than the sum of its proper divisors (15644554614).

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

13330311306 is a wasteful number, since it uses less digits than its factorization.

13330311306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568030.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 13330311306 its reverse (60311303331), we get a palindrome (73641614637).

The spelling of 13330311306 in words is "thirteen billion, three hundred thirty million, three hundred eleven thousand, three hundred six".

Divisors: 1 2 3 6 13 26 39 78 109 218 327 654 1417 2834 4251 8502 1567903 3135806 4703709 9407418 20382739 40765478 61148217 122296434 170901427 341802854 512704281 1025408562 2221718551 4443437102 6665155653 13330311306