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12300093 = 341311681
BaseRepresentation
bin101110111010…
…111100111101
3212010220120000
4232322330331
511122100333
61115344513
7206356221
oct56727475
925126500
1012300093
116a41273
124152139
132718780
1418c2781
15112e713
hexbbaf3d

12300093 has 20 divisors (see below), whose sum is σ = 19789308. Its totient is φ = 7568640.

The previous prime is 12300091. The next prime is 12300103. The reversal of 12300093 is 39000321.

It can be written as a sum of positive squares in 2 ways, for example, as 3849444 + 8450649 = 1962^2 + 2907^2 .

It is not a de Polignac number, because 12300093 - 21 = 12300091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300091) 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 19 ways as a sum of consecutive naturals, for example, 4788 + ... + 6893.

Almost surely, 212300093 is an apocalyptic number.

12300093 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12300093 is a deficient number, since it is larger than the sum of its proper divisors (7489215).

12300093 is a wasteful number, since it uses less digits than its factorization.

12300093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11706 (or 11697 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 12300093 is about 3507.1488420083. The cubic root of 12300093 is about 230.8356057532.

The spelling of 12300093 in words is "twelve million, three hundred thousand, ninety-three".

Divisors: 1 3 9 13 27 39 81 117 351 1053 11681 35043 105129 151853 315387 455559 946161 1366677 4100031 12300093