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12330017 = 72298677
BaseRepresentation
bin101111000010…
…010000100001
3212012102121022
4233002100201
511124030032
61120135225
7206542400
oct57022041
925172538
1012330017
116a617a7
124167515
13272928b
1418cd637
151138512
hexbc2421

12330017 has 12 divisors (see below), whose sum is σ = 14839380. Its totient is φ = 10202976.

The previous prime is 12330011. The next prime is 12330023. The reversal of 12330017 is 71003321.

It is an interprime number because it is at equal distance from previous prime (12330011) and next prime (12330023).

It can be written as a sum of positive squares in 2 ways, for example, as 4800481 + 7529536 = 2191^2 + 2744^2 .

It is not a de Polignac number, because 12330017 - 26 = 12329953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12329977 and 12330004.

It is not an unprimeable number, because it can be changed into a prime (12330011) 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, 2918 + ... + 5759.

It is an arithmetic number, because the mean of its divisors is an integer number (1236615).

Almost surely, 212330017 is an apocalyptic number.

It is an amenable number.

12330017 is a deficient number, since it is larger than the sum of its proper divisors (2509363).

12330017 is an equidigital number, since it uses as much as digits as its factorization.

12330017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8720 (or 8713 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 12330017 is about 3511.4123938951. The cubic root of 12330017 is about 231.0226485293.

Adding to 12330017 its reverse (71003321), we get a palindrome (83333338).

The spelling of 12330017 in words is "twelve million, three hundred thirty thousand, seventeen".

Divisors: 1 7 29 49 203 1421 8677 60739 251633 425173 1761431 12330017