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12042163 = 729137433
BaseRepresentation
bin101101111011…
…111110110011
3211122210202001
4231323332303
511040322123
61110034431
7204233230
oct55737663
924583661
1012042163
116885501
124048a17
132658253
141856787
1510cd0ad
hexb7bfb3

12042163 has 16 divisors (see below), whose sum is σ = 14374080. Its totient is φ = 9870336.

The previous prime is 12042161. The next prime is 12042169. The reversal of 12042163 is 36124021.

It is not a de Polignac number, because 12042163 - 21 = 12042161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12042163.

It is not an unprimeable number, because it can be changed into a prime (12042161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27595 + ... + 28027.

It is an arithmetic number, because the mean of its divisors is an integer number (898380).

Almost surely, 212042163 is an apocalyptic number.

12042163 is a deficient number, since it is larger than the sum of its proper divisors (2331917).

12042163 is a wasteful number, since it uses less digits than its factorization.

12042163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 12042163 is about 3470.1819837006. The cubic root of 12042163 is about 229.2106716744.

Adding to 12042163 its reverse (36124021), we get a palindrome (48166184).

The spelling of 12042163 in words is "twelve million, forty-two thousand, one hundred sixty-three".

Divisors: 1 7 29 137 203 433 959 3031 3973 12557 27811 59321 87899 415247 1720309 12042163