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12300007 = 15181457
BaseRepresentation
bin101110111010…
…111011100111
3212010220102211
4232322323213
511122100012
61115344251
7206356036
oct56727347
925126384
1012300007
116a411a5
124152087
132718715
1418c271d
15112e6a7
hexbbaee7

12300007 has 4 divisors (see below), whose sum is σ = 12381616. Its totient is φ = 12218400.

The previous prime is 12299977. The next prime is 12300017. The reversal of 12300007 is 70000321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70000321 = 172340627.

It is a cyclic number.

It is not a de Polignac number, because 12300007 - 27 = 12299879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12300007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40578 + ... + 40879.

It is an arithmetic number, because the mean of its divisors is an integer number (3095404).

Almost surely, 212300007 is an apocalyptic number.

12300007 is a deficient number, since it is larger than the sum of its proper divisors (81609).

12300007 is an equidigital number, since it uses as much as digits as its factorization.

12300007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81608.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 12300007 is about 3507.1365813153. The cubic root of 12300007 is about 230.8350677652.

Adding to 12300007 its reverse (70000321), we get a palindrome (82300328).

The spelling of 12300007 in words is "twelve million, three hundred thousand, seven".

Divisors: 1 151 81457 12300007