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13330323 = 323740031
BaseRepresentation
bin110010110110…
…011110010011
3221002020202200
4302312132103
511403032243
61153414243
7221206626
oct62663623
927066680
1013330323
1175852a6
12456a383
1329b9686
141aaddbd
151284ad3
hexcb6793

13330323 has 12 divisors (see below), whose sum is σ = 19775808. Its totient is φ = 8646480.

The previous prime is 13330307. The next prime is 13330349. The reversal of 13330323 is 32303331.

13330323 is a `hidden beast` number, since 13 + 330 + 323 = 666.

It is not a de Polignac number, because 13330323 - 24 = 13330307 is a prime.

It is a super-2 number, since 2×133303232 = 355395022568658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13330296 and 13330305.

It is not an unprimeable number, because it can be changed into a prime (13330423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19683 + ... + 20348.

It is an arithmetic number, because the mean of its divisors is an integer number (1647984).

Almost surely, 213330323 is an apocalyptic number.

13330323 is a deficient number, since it is larger than the sum of its proper divisors (6445485).

13330323 is a wasteful number, since it uses less digits than its factorization.

13330323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40074 (or 40071 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 18.

The square root of 13330323 is about 3651.0714865639. The cubic root of 13330323 is about 237.1083732320.

Adding to 13330323 its reverse (32303331), we get a palindrome (45633654).

The spelling of 13330323 in words is "thirteen million, three hundred thirty thousand, three hundred twenty-three".

Divisors: 1 3 9 37 111 333 40031 120093 360279 1481147 4443441 13330323