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12320522 = 231719433
BaseRepresentation
bin101110111111…
…111100001010
3212011221120122
4232333330022
511123224042
61120023242
7206502614
oct56777412
925157518
1012320522
116a55655
124161b22
132724b66
1418c9db4
1511357d2
hexbbff0a

12320522 has 8 divisors (see below), whose sum is σ = 18540036. Its totient is φ = 6140512.

The previous prime is 12320507. The next prime is 12320549. The reversal of 12320522 is 22502321.

It can be written as a sum of positive squares in 2 ways, for example, as 9296401 + 3024121 = 3049^2 + 1739^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12320522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9083 + ... + 10350.

Almost surely, 212320522 is an apocalyptic number.

12320522 is a deficient number, since it is larger than the sum of its proper divisors (6219514).

12320522 is a wasteful number, since it uses less digits than its factorization.

12320522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19752.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 12320522 is about 3510.0601134454. The cubic root of 12320522 is about 230.9633319483.

Adding to 12320522 its reverse (22502321), we get a palindrome (34822843).

The spelling of 12320522 in words is "twelve million, three hundred twenty thousand, five hundred twenty-two".

Divisors: 1 2 317 634 19433 38866 6160261 12320522