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12068501 = 18016701
BaseRepresentation
bin101110000010…
…011010010101
3211201010212112
4232002122111
511042143001
61110400405
7204403064
oct56023225
924633775
1012068501
1168a3275
124060105
132667233
1418621db
1510d5cbb
hexb82695

12068501 has 4 divisors (see below), whose sum is σ = 12077004. Its totient is φ = 12060000.

The previous prime is 12068447. The next prime is 12068527. The reversal of 12068501 is 10586021.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10586021 = 19557159.

It can be written as a sum of positive squares in 2 ways, for example, as 3062500 + 9006001 = 1750^2 + 3001^2 .

It is a cyclic number.

It is not a de Polignac number, because 12068501 - 218 = 11806357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12068531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1550 + ... + 5151.

It is an arithmetic number, because the mean of its divisors is an integer number (3019251).

Almost surely, 212068501 is an apocalyptic number.

It is an amenable number.

12068501 is a deficient number, since it is larger than the sum of its proper divisors (8503).

12068501 is an equidigital number, since it uses as much as digits as its factorization.

12068501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8502.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 12068501 is about 3473.9748128045. The cubic root of 12068501 is about 229.3776559273.

The spelling of 12068501 in words is "twelve million, sixty-eight thousand, five hundred one".

Divisors: 1 1801 6701 12068501