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12330747 = 3211213267
BaseRepresentation
bin101111000010…
…011011111011
3212012110121100
4233002123323
511124040442
61120142443
7206544462
oct57023373
925173540
1012330747
116a62300
124167a23
132729700
1418cd9d9
15113884c
hexbc26fb

12330747 has 54 divisors (see below), whose sum is σ = 21515676. Its totient is φ = 6795360.

The previous prime is 12330739. The next prime is 12330749. The reversal of 12330747 is 74703321.

It is not a de Polignac number, because 12330747 - 23 = 12330739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12330747.

It is not an unprimeable number, because it can be changed into a prime (12330749) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 184008 + ... + 184074.

Almost surely, 212330747 is an apocalyptic number.

12330747 is a deficient number, since it is larger than the sum of its proper divisors (9184929).

12330747 is a wasteful number, since it uses less digits than its factorization.

12330747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 12330747 is about 3511.5163391333. The cubic root of 12330747 is about 231.0272076796.

The spelling of 12330747 in words is "twelve million, three hundred thirty thousand, seven hundred forty-seven".

Divisors: 1 3 9 11 13 33 39 67 99 117 121 143 169 201 363 429 507 603 737 871 1089 1287 1521 1573 1859 2211 2613 4719 5577 6633 7839 8107 9581 11323 14157 16731 20449 24321 28743 33969 61347 72963 86229 101907 105391 124553 184041 316173 373659 948519 1120977 1370083 4110249 12330747